Home / 1,246.92-1,869.16-1,062.24

Finding the Fourth Proportional to 1,246.92, 1,869.16 and 1,062.24

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Solution

The fourth proportional to 1,246.92, 1,869.16 and 1,062.24 is: 1,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.92 : 1,869.16 = 1,062.24 : x
  2. Step 2: Convert to fraction form
    1,246.92/1,869.16 = 1,062.24/x
  3. Step 3: Cross multiply
    1,246.92x = 1,869.16 × 1,062.24
  4. Step 4: Simplify right side
    1,246.92x = 1,985,493.86
  5. Step 5: Solve for x
    x = 1,985,493.86/1,246.92
  6. Step 6: Final answer
    x = 1,592.32

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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.