Home / 5,125.04-7,687.20-1,837.52

Finding the Fourth Proportional to 5,125.04, 7,687.20 and 1,837.52

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Solution

The fourth proportional to 5,125.04, 7,687.20 and 1,837.52 is: 2,756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.04 : 7,687.20 = 1,837.52 : x
  2. Step 2: Convert to fraction form
    5,125.04/7,687.20 = 1,837.52/x
  3. Step 3: Cross multiply
    5,125.04x = 7,687.20 × 1,837.52
  4. Step 4: Simplify right side
    5,125.04x = 14,125,383.74
  5. Step 5: Solve for x
    x = 14,125,383.74/5,125.04
  6. Step 6: Final answer
    x = 2,756.15

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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.