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Finding the Fourth Proportional to 7,000.56, 9,665.52 and 4,901.04

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Solution

The fourth proportional to 7,000.56, 9,665.52 and 4,901.04 is: 6,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.56 : 9,665.52 = 4,901.04 : x
  2. Step 2: Convert to fraction form
    7,000.56/9,665.52 = 4,901.04/x
  3. Step 3: Cross multiply
    7,000.56x = 9,665.52 × 4,901.04
  4. Step 4: Simplify right side
    7,000.56x = 47,371,100.14
  5. Step 5: Solve for x
    x = 47,371,100.14/7,000.56
  6. Step 6: Final answer
    x = 6,766.76

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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.