Home / 5,165.13-7,737.93-2,967.20

Finding the Fourth Proportional to 5,165.13, 7,737.93 and 2,967.20

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Solution

The fourth proportional to 5,165.13, 7,737.93 and 2,967.20 is: 4,445.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.13 : 7,737.93 = 2,967.20 : x
  2. Step 2: Convert to fraction form
    5,165.13/7,737.93 = 2,967.20/x
  3. Step 3: Cross multiply
    5,165.13x = 7,737.93 × 2,967.20
  4. Step 4: Simplify right side
    5,165.13x = 22,959,947.21
  5. Step 5: Solve for x
    x = 22,959,947.21/5,165.13
  6. Step 6: Final answer
    x = 4,445.18

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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.