Home / 7,614.60-10,502.35-6,554.17

Finding the Fourth Proportional to 7,614.60, 10,502.35 and 6,554.17

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Solution

The fourth proportional to 7,614.60, 10,502.35 and 6,554.17 is: 9,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.60 : 10,502.35 = 6,554.17 : x
  2. Step 2: Convert to fraction form
    7,614.60/10,502.35 = 6,554.17/x
  3. Step 3: Cross multiply
    7,614.60x = 10,502.35 × 6,554.17
  4. Step 4: Simplify right side
    7,614.60x = 68,834,187.30
  5. Step 5: Solve for x
    x = 68,834,187.30/7,614.60
  6. Step 6: Final answer
    x = 9,039.76

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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.