Home / 5,347.28-8,020.92-1,451.58

Finding the Fourth Proportional to 5,347.28, 8,020.92 and 1,451.58

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Solution

The fourth proportional to 5,347.28, 8,020.92 and 1,451.58 is: 2,177.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.28 : 8,020.92 = 1,451.58 : x
  2. Step 2: Convert to fraction form
    5,347.28/8,020.92 = 1,451.58/x
  3. Step 3: Cross multiply
    5,347.28x = 8,020.92 × 1,451.58
  4. Step 4: Simplify right side
    5,347.28x = 11,643,007.05
  5. Step 5: Solve for x
    x = 11,643,007.05/5,347.28
  6. Step 6: Final answer
    x = 2,177.37

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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.