Home / 1,437.43-2,155.15-733.27

Finding the Fourth Proportional to 1,437.43, 2,155.15 and 733.27

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Solution

The fourth proportional to 1,437.43, 2,155.15 and 733.27 is: 1,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.43 : 2,155.15 = 733.27 : x
  2. Step 2: Convert to fraction form
    1,437.43/2,155.15 = 733.27/x
  3. Step 3: Cross multiply
    1,437.43x = 2,155.15 × 733.27
  4. Step 4: Simplify right side
    1,437.43x = 1,580,317.20
  5. Step 5: Solve for x
    x = 1,580,317.20/1,437.43
  6. Step 6: Final answer
    x = 1,099.40

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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.