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Finding the Fourth Proportional to 7,068.57, 9,750.15 and 4,553.97

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Solution

The fourth proportional to 7,068.57, 9,750.15 and 4,553.97 is: 6,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.57 : 9,750.15 = 4,553.97 : x
  2. Step 2: Convert to fraction form
    7,068.57/9,750.15 = 4,553.97/x
  3. Step 3: Cross multiply
    7,068.57x = 9,750.15 × 4,553.97
  4. Step 4: Simplify right side
    7,068.57x = 44,401,896.07
  5. Step 5: Solve for x
    x = 44,401,896.07/7,068.57
  6. Step 6: Final answer
    x = 6,281.60

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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.