Home / 9,711.30-14,568.39-3,135.30

Finding the Fourth Proportional to 9,711.30, 14,568.39 and 3,135.30

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Solution

The fourth proportional to 9,711.30, 14,568.39 and 3,135.30 is: 4,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711.30 : 14,568.39 = 3,135.30 : x
  2. Step 2: Convert to fraction form
    9,711.30/14,568.39 = 3,135.30/x
  3. Step 3: Cross multiply
    9,711.30x = 14,568.39 × 3,135.30
  4. Step 4: Simplify right side
    9,711.30x = 45,676,273.17
  5. Step 5: Solve for x
    x = 45,676,273.17/9,711.30
  6. Step 6: Final answer
    x = 4,703.41

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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.