Home / 5,049.96-7,576.12-1,587.20

Finding the Fourth Proportional to 5,049.96, 7,576.12 and 1,587.20

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Solution

The fourth proportional to 5,049.96, 7,576.12 and 1,587.20 is: 2,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.96 : 7,576.12 = 1,587.20 : x
  2. Step 2: Convert to fraction form
    5,049.96/7,576.12 = 1,587.20/x
  3. Step 3: Cross multiply
    5,049.96x = 7,576.12 × 1,587.20
  4. Step 4: Simplify right side
    5,049.96x = 12,024,817.66
  5. Step 5: Solve for x
    x = 12,024,817.66/5,049.96
  6. Step 6: Final answer
    x = 2,381.17

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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.