Home / 10,472.56-15,707.90-6,284.46

Finding the Fourth Proportional to 10,472.56, 15,707.90 and 6,284.46

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Solution

The fourth proportional to 10,472.56, 15,707.90 and 6,284.46 is: 9,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.56 : 15,707.90 = 6,284.46 : x
  2. Step 2: Convert to fraction form
    10,472.56/15,707.90 = 6,284.46/x
  3. Step 3: Cross multiply
    10,472.56x = 15,707.90 × 6,284.46
  4. Step 4: Simplify right side
    10,472.56x = 98,715,669.23
  5. Step 5: Solve for x
    x = 98,715,669.23/10,472.56
  6. Step 6: Final answer
    x = 9,426.13

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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.