Home / 5,060.47-7,590-2,138.11

Finding the Fourth Proportional to 5,060.47, 7,590 and 2,138.11

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Solution

The fourth proportional to 5,060.47, 7,590 and 2,138.11 is: 3,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060.47 : 7,590 = 2,138.11 : x
  2. Step 2: Convert to fraction form
    5,060.47/7,590 = 2,138.11/x
  3. Step 3: Cross multiply
    5,060.47x = 7,590 × 2,138.11
  4. Step 4: Simplify right side
    5,060.47x = 16,228,254.90
  5. Step 5: Solve for x
    x = 16,228,254.90/5,060.47
  6. Step 6: Final answer
    x = 3,206.87

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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.