Home / 3,437.15-5,156.54-1,357.26

Finding the Fourth Proportional to 3,437.15, 5,156.54 and 1,357.26

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Solution

The fourth proportional to 3,437.15, 5,156.54 and 1,357.26 is: 2,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.15 : 5,156.54 = 1,357.26 : x
  2. Step 2: Convert to fraction form
    3,437.15/5,156.54 = 1,357.26/x
  3. Step 3: Cross multiply
    3,437.15x = 5,156.54 × 1,357.26
  4. Step 4: Simplify right side
    3,437.15x = 6,998,758.69
  5. Step 5: Solve for x
    x = 6,998,758.69/3,437.15
  6. Step 6: Final answer
    x = 2,036.21

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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.