Home / 5,324.48-7,987.05-1,626.71

Finding the Fourth Proportional to 5,324.48, 7,987.05 and 1,626.71

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Solution

The fourth proportional to 5,324.48, 7,987.05 and 1,626.71 is: 2,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.48 : 7,987.05 = 1,626.71 : x
  2. Step 2: Convert to fraction form
    5,324.48/7,987.05 = 1,626.71/x
  3. Step 3: Cross multiply
    5,324.48x = 7,987.05 × 1,626.71
  4. Step 4: Simplify right side
    5,324.48x = 12,992,614.11
  5. Step 5: Solve for x
    x = 12,992,614.11/5,324.48
  6. Step 6: Final answer
    x = 2,440.17

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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.