Home / 3,429.12-4,732.02-1,937.01

Finding the Fourth Proportional to 3,429.12, 4,732.02 and 1,937.01

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Solution

The fourth proportional to 3,429.12, 4,732.02 and 1,937.01 is: 2,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.12 : 4,732.02 = 1,937.01 : x
  2. Step 2: Convert to fraction form
    3,429.12/4,732.02 = 1,937.01/x
  3. Step 3: Cross multiply
    3,429.12x = 4,732.02 × 1,937.01
  4. Step 4: Simplify right side
    3,429.12x = 9,165,970.06
  5. Step 5: Solve for x
    x = 9,165,970.06/3,429.12
  6. Step 6: Final answer
    x = 2,672.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.