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Finding the Fourth Proportional to 5,510.70, 8,266.05 and 3,323.70

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Solution

The fourth proportional to 5,510.70, 8,266.05 and 3,323.70 is: 4,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.70 : 8,266.05 = 3,323.70 : x
  2. Step 2: Convert to fraction form
    5,510.70/8,266.05 = 3,323.70/x
  3. Step 3: Cross multiply
    5,510.70x = 8,266.05 × 3,323.70
  4. Step 4: Simplify right side
    5,510.70x = 27,473,870.39
  5. Step 5: Solve for x
    x = 27,473,870.39/5,510.70
  6. Step 6: Final answer
    x = 4,985.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.