Home / 3,432.57-5,148.84-1,124.07

Finding the Fourth Proportional to 3,432.57, 5,148.84 and 1,124.07

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Solution

The fourth proportional to 3,432.57, 5,148.84 and 1,124.07 is: 1,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.57 : 5,148.84 = 1,124.07 : x
  2. Step 2: Convert to fraction form
    3,432.57/5,148.84 = 1,124.07/x
  3. Step 3: Cross multiply
    3,432.57x = 5,148.84 × 1,124.07
  4. Step 4: Simplify right side
    3,432.57x = 5,787,656.58
  5. Step 5: Solve for x
    x = 5,787,656.58/3,432.57
  6. Step 6: Final answer
    x = 1,686.10

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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.