Home / 9,008.28-12,430.26-5,868.72

Finding the Fourth Proportional to 9,008.28, 12,430.26 and 5,868.72

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Solution

The fourth proportional to 9,008.28, 12,430.26 and 5,868.72 is: 8,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.28 : 12,430.26 = 5,868.72 : x
  2. Step 2: Convert to fraction form
    9,008.28/12,430.26 = 5,868.72/x
  3. Step 3: Cross multiply
    9,008.28x = 12,430.26 × 5,868.72
  4. Step 4: Simplify right side
    9,008.28x = 72,949,715.47
  5. Step 5: Solve for x
    x = 72,949,715.47/9,008.28
  6. Step 6: Final answer
    x = 8,098.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.