Home / 7,545.48-11,320.14-2,351.40

Finding the Fourth Proportional to 7,545.48, 11,320.14 and 2,351.40

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Solution

The fourth proportional to 7,545.48, 11,320.14 and 2,351.40 is: 3,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.48 : 11,320.14 = 2,351.40 : x
  2. Step 2: Convert to fraction form
    7,545.48/11,320.14 = 2,351.40/x
  3. Step 3: Cross multiply
    7,545.48x = 11,320.14 × 2,351.40
  4. Step 4: Simplify right side
    7,545.48x = 26,618,177.20
  5. Step 5: Solve for x
    x = 26,618,177.20/7,545.48
  6. Step 6: Final answer
    x = 3,527.70

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1.5x scale

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.