Home / 9,141.40-12,614.16-6,752.62

Finding the Fourth Proportional to 9,141.40, 12,614.16 and 6,752.62

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Solution

The fourth proportional to 9,141.40, 12,614.16 and 6,752.62 is: 9,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.40 : 12,614.16 = 6,752.62 : x
  2. Step 2: Convert to fraction form
    9,141.40/12,614.16 = 6,752.62/x
  3. Step 3: Cross multiply
    9,141.40x = 12,614.16 × 6,752.62
  4. Step 4: Simplify right side
    9,141.40x = 85,178,629.10
  5. Step 5: Solve for x
    x = 85,178,629.10/9,141.40
  6. Step 6: Final answer
    x = 9,317.90

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1.5x scale

Why These Related Problems?

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