Home / 3,712.64-5,569.50-1,246.92

Finding the Fourth Proportional to 3,712.64, 5,569.50 and 1,246.92

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Solution

The fourth proportional to 3,712.64, 5,569.50 and 1,246.92 is: 1,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.64 : 5,569.50 = 1,246.92 : x
  2. Step 2: Convert to fraction form
    3,712.64/5,569.50 = 1,246.92/x
  3. Step 3: Cross multiply
    3,712.64x = 5,569.50 × 1,246.92
  4. Step 4: Simplify right side
    3,712.64x = 6,944,720.94
  5. Step 5: Solve for x
    x = 6,944,720.94/3,712.64
  6. Step 6: Final answer
    x = 1,870.56

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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.