Home / 5,049.84-7,575.98-1,587.09

Finding the Fourth Proportional to 5,049.84, 7,575.98 and 1,587.09

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Solution

The fourth proportional to 5,049.84, 7,575.98 and 1,587.09 is: 2,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.84 : 7,575.98 = 1,587.09 : x
  2. Step 2: Convert to fraction form
    5,049.84/7,575.98 = 1,587.09/x
  3. Step 3: Cross multiply
    5,049.84x = 7,575.98 × 1,587.09
  4. Step 4: Simplify right side
    5,049.84x = 12,023,791.50
  5. Step 5: Solve for x
    x = 12,023,791.50/5,049.84
  6. Step 6: Final answer
    x = 2,381.02

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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.