Home / 3,437.66-5,159.23-1,247.02

Finding the Fourth Proportional to 3,437.66, 5,159.23 and 1,247.02

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Solution

The fourth proportional to 3,437.66, 5,159.23 and 1,247.02 is: 1,871.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.66 : 5,159.23 = 1,247.02 : x
  2. Step 2: Convert to fraction form
    3,437.66/5,159.23 = 1,247.02/x
  3. Step 3: Cross multiply
    3,437.66x = 5,159.23 × 1,247.02
  4. Step 4: Simplify right side
    3,437.66x = 6,433,646.98
  5. Step 5: Solve for x
    x = 6,433,646.98/3,437.66
  6. Step 6: Final answer
    x = 1,871.52

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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.