Home / 8,972.28-13,457.36-2,398.97

Finding the Fourth Proportional to 8,972.28, 13,457.36 and 2,398.97

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Solution

The fourth proportional to 8,972.28, 13,457.36 and 2,398.97 is: 3,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.28 : 13,457.36 = 2,398.97 : x
  2. Step 2: Convert to fraction form
    8,972.28/13,457.36 = 2,398.97/x
  3. Step 3: Cross multiply
    8,972.28x = 13,457.36 × 2,398.97
  4. Step 4: Simplify right side
    8,972.28x = 32,283,842.56
  5. Step 5: Solve for x
    x = 32,283,842.56/8,972.28
  6. Step 6: Final answer
    x = 3,598.18

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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.