Home / 1,494.11-2,238.10-875.95

Finding the Fourth Proportional to 1,494.11, 2,238.10 and 875.95

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Solution

The fourth proportional to 1,494.11, 2,238.10 and 875.95 is: 1,312.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.11 : 2,238.10 = 875.95 : x
  2. Step 2: Convert to fraction form
    1,494.11/2,238.10 = 875.95/x
  3. Step 3: Cross multiply
    1,494.11x = 2,238.10 × 875.95
  4. Step 4: Simplify right side
    1,494.11x = 1,960,455.91
  5. Step 5: Solve for x
    x = 1,960,455.91/1,494.11
  6. Step 6: Final answer
    x = 1,312.12

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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.