Home / 5,548.65-7,657.05-3,190.83

Finding the Fourth Proportional to 5,548.65, 7,657.05 and 3,190.83

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Solution

The fourth proportional to 5,548.65, 7,657.05 and 3,190.83 is: 4,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.65 : 7,657.05 = 3,190.83 : x
  2. Step 2: Convert to fraction form
    5,548.65/7,657.05 = 3,190.83/x
  3. Step 3: Cross multiply
    5,548.65x = 7,657.05 × 3,190.83
  4. Step 4: Simplify right side
    5,548.65x = 24,432,344.85
  5. Step 5: Solve for x
    x = 24,432,344.85/5,548.65
  6. Step 6: Final answer
    x = 4,403.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.