Home / 1,156.15-1,594.96-934.93

Finding the Fourth Proportional to 1,156.15, 1,594.96 and 934.93

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Solution

The fourth proportional to 1,156.15, 1,594.96 and 934.93 is: 1,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156.15 : 1,594.96 = 934.93 : x
  2. Step 2: Convert to fraction form
    1,156.15/1,594.96 = 934.93/x
  3. Step 3: Cross multiply
    1,156.15x = 1,594.96 × 934.93
  4. Step 4: Simplify right side
    1,156.15x = 1,491,175.95
  5. Step 5: Solve for x
    x = 1,491,175.95/1,156.15
  6. Step 6: Final answer
    x = 1,289.78

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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.