Home / 5,426.90-7,488.19-3,068.99

Finding the Fourth Proportional to 5,426.90, 7,488.19 and 3,068.99

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Solution

The fourth proportional to 5,426.90, 7,488.19 and 3,068.99 is: 4,234.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.90 : 7,488.19 = 3,068.99 : x
  2. Step 2: Convert to fraction form
    5,426.90/7,488.19 = 3,068.99/x
  3. Step 3: Cross multiply
    5,426.90x = 7,488.19 × 3,068.99
  4. Step 4: Simplify right side
    5,426.90x = 22,981,180.23
  5. Step 5: Solve for x
    x = 22,981,180.23/5,426.90
  6. Step 6: Final answer
    x = 4,234.68

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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.