Home / 4,390.68-6,587.15-3,725.69

Finding the Fourth Proportional to 4,390.68, 6,587.15 and 3,725.69

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Solution

The fourth proportional to 4,390.68, 6,587.15 and 3,725.69 is: 5,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.68 : 6,587.15 = 3,725.69 : x
  2. Step 2: Convert to fraction form
    4,390.68/6,587.15 = 3,725.69/x
  3. Step 3: Cross multiply
    4,390.68x = 6,587.15 × 3,725.69
  4. Step 4: Simplify right side
    4,390.68x = 24,541,676.72
  5. Step 5: Solve for x
    x = 24,541,676.72/4,390.68
  6. Step 6: Final answer
    x = 5,589.49

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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.