Home / 10,314.07-15,469.13-2,916.74

Finding the Fourth Proportional to 10,314.07, 15,469.13 and 2,916.74

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Solution

The fourth proportional to 10,314.07, 15,469.13 and 2,916.74 is: 4,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.07 : 15,469.13 = 2,916.74 : x
  2. Step 2: Convert to fraction form
    10,314.07/15,469.13 = 2,916.74/x
  3. Step 3: Cross multiply
    10,314.07x = 15,469.13 × 2,916.74
  4. Step 4: Simplify right side
    10,314.07x = 45,119,459.79
  5. Step 5: Solve for x
    x = 45,119,459.79/10,314.07
  6. Step 6: Final answer
    x = 4,374.56

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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.