Home / 5,159.20-7,737.80-1,460.52

Finding the Fourth Proportional to 5,159.20, 7,737.80 and 1,460.52

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Solution

The fourth proportional to 5,159.20, 7,737.80 and 1,460.52 is: 2,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.20 : 7,737.80 = 1,460.52 : x
  2. Step 2: Convert to fraction form
    5,159.20/7,737.80 = 1,460.52/x
  3. Step 3: Cross multiply
    5,159.20x = 7,737.80 × 1,460.52
  4. Step 4: Simplify right side
    5,159.20x = 11,301,211.66
  5. Step 5: Solve for x
    x = 11,301,211.66/5,159.20
  6. Step 6: Final answer
    x = 2,190.50

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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.