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Finding the Fourth Proportional to 9,847.13, 14,754.24 and 6,920.19

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Solution

The fourth proportional to 9,847.13, 14,754.24 and 6,920.19 is: 10,368.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.13 : 14,754.24 = 6,920.19 : x
  2. Step 2: Convert to fraction form
    9,847.13/14,754.24 = 6,920.19/x
  3. Step 3: Cross multiply
    9,847.13x = 14,754.24 × 6,920.19
  4. Step 4: Simplify right side
    9,847.13x = 102,102,144.11
  5. Step 5: Solve for x
    x = 102,102,144.11/9,847.13
  6. Step 6: Final answer
    x = 10,368.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.