Home / 3,159.02-4,737.99-1,427.24

Finding the Fourth Proportional to 3,159.02, 4,737.99 and 1,427.24

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Solution

The fourth proportional to 3,159.02, 4,737.99 and 1,427.24 is: 2,140.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.02 : 4,737.99 = 1,427.24 : x
  2. Step 2: Convert to fraction form
    3,159.02/4,737.99 = 1,427.24/x
  3. Step 3: Cross multiply
    3,159.02x = 4,737.99 × 1,427.24
  4. Step 4: Simplify right side
    3,159.02x = 6,762,248.85
  5. Step 5: Solve for x
    x = 6,762,248.85/3,159.02
  6. Step 6: Final answer
    x = 2,140.62

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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.