Home / 5,049.64-7,573.65-1,587.70

Finding the Fourth Proportional to 5,049.64, 7,573.65 and 1,587.70

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Solution

The fourth proportional to 5,049.64, 7,573.65 and 1,587.70 is: 2,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.64 : 7,573.65 = 1,587.70 : x
  2. Step 2: Convert to fraction form
    5,049.64/7,573.65 = 1,587.70/x
  3. Step 3: Cross multiply
    5,049.64x = 7,573.65 × 1,587.70
  4. Step 4: Simplify right side
    5,049.64x = 12,024,684.11
  5. Step 5: Solve for x
    x = 12,024,684.11/5,049.64
  6. Step 6: Final answer
    x = 2,381.30

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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.