Home / 1,015.14-1,526.33-934.95

Finding the Fourth Proportional to 1,015.14, 1,526.33 and 934.95

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Solution

The fourth proportional to 1,015.14, 1,526.33 and 934.95 is: 1,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015.14 : 1,526.33 = 934.95 : x
  2. Step 2: Convert to fraction form
    1,015.14/1,526.33 = 934.95/x
  3. Step 3: Cross multiply
    1,015.14x = 1,526.33 × 934.95
  4. Step 4: Simplify right side
    1,015.14x = 1,427,044.57
  5. Step 5: Solve for x
    x = 1,427,044.57/1,015.14
  6. Step 6: Final answer
    x = 1,405.76

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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.