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Finding the Fourth Proportional to 6,764.70, 9,337.88 and 6,055.29

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Solution

The fourth proportional to 6,764.70, 9,337.88 and 6,055.29 is: 8,358.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.70 : 9,337.88 = 6,055.29 : x
  2. Step 2: Convert to fraction form
    6,764.70/9,337.88 = 6,055.29/x
  3. Step 3: Cross multiply
    6,764.70x = 9,337.88 × 6,055.29
  4. Step 4: Simplify right side
    6,764.70x = 56,543,571.39
  5. Step 5: Solve for x
    x = 56,543,571.39/6,764.70
  6. Step 6: Final answer
    x = 8,358.62

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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.