Home / 3,437.28-5,156.52-1,097.19

Finding the Fourth Proportional to 3,437.28, 5,156.52 and 1,097.19

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Solution

The fourth proportional to 3,437.28, 5,156.52 and 1,097.19 is: 1,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.28 : 5,156.52 = 1,097.19 : x
  2. Step 2: Convert to fraction form
    3,437.28/5,156.52 = 1,097.19/x
  3. Step 3: Cross multiply
    3,437.28x = 5,156.52 × 1,097.19
  4. Step 4: Simplify right side
    3,437.28x = 5,657,682.18
  5. Step 5: Solve for x
    x = 5,657,682.18/3,437.28
  6. Step 6: Final answer
    x = 1,645.98

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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.