Home / 5,050.57-7,575.77-1,587.82

Finding the Fourth Proportional to 5,050.57, 7,575.77 and 1,587.82

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Solution

The fourth proportional to 5,050.57, 7,575.77 and 1,587.82 is: 2,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.57 : 7,575.77 = 1,587.82 : x
  2. Step 2: Convert to fraction form
    5,050.57/7,575.77 = 1,587.82/x
  3. Step 3: Cross multiply
    5,050.57x = 7,575.77 × 1,587.82
  4. Step 4: Simplify right side
    5,050.57x = 12,028,921.24
  5. Step 5: Solve for x
    x = 12,028,921.24/5,050.57
  6. Step 6: Final answer
    x = 2,381.70

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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.