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Finding the Fourth Proportional to 6,572.70, 9,068.22 and 4,684.60

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Solution

The fourth proportional to 6,572.70, 9,068.22 and 4,684.60 is: 6,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.70 : 9,068.22 = 4,684.60 : x
  2. Step 2: Convert to fraction form
    6,572.70/9,068.22 = 4,684.60/x
  3. Step 3: Cross multiply
    6,572.70x = 9,068.22 × 4,684.60
  4. Step 4: Simplify right side
    6,572.70x = 42,480,983.41
  5. Step 5: Solve for x
    x = 42,480,983.41/6,572.70
  6. Step 6: Final answer
    x = 6,463.25

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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.