Home / 1,451.99-2,176.92-932.58

Finding the Fourth Proportional to 1,451.99, 2,176.92 and 932.58

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Solution

The fourth proportional to 1,451.99, 2,176.92 and 932.58 is: 1,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451.99 : 2,176.92 = 932.58 : x
  2. Step 2: Convert to fraction form
    1,451.99/2,176.92 = 932.58/x
  3. Step 3: Cross multiply
    1,451.99x = 2,176.92 × 932.58
  4. Step 4: Simplify right side
    1,451.99x = 2,030,152.05
  5. Step 5: Solve for x
    x = 2,030,152.05/1,451.99
  6. Step 6: Final answer
    x = 1,398.19

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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.