Home / 1,494.08-2,061.84-934.88

Finding the Fourth Proportional to 1,494.08, 2,061.84 and 934.88

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Solution

The fourth proportional to 1,494.08, 2,061.84 and 934.88 is: 1,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.08 : 2,061.84 = 934.88 : x
  2. Step 2: Convert to fraction form
    1,494.08/2,061.84 = 934.88/x
  3. Step 3: Cross multiply
    1,494.08x = 2,061.84 × 934.88
  4. Step 4: Simplify right side
    1,494.08x = 1,927,562.67
  5. Step 5: Solve for x
    x = 1,927,562.67/1,494.08
  6. Step 6: Final answer
    x = 1,290.14

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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.