Home / 1,516.18-2,092.36-926.62

Finding the Fourth Proportional to 1,516.18, 2,092.36 and 926.62

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Solution

The fourth proportional to 1,516.18, 2,092.36 and 926.62 is: 1,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.18 : 2,092.36 = 926.62 : x
  2. Step 2: Convert to fraction form
    1,516.18/2,092.36 = 926.62/x
  3. Step 3: Cross multiply
    1,516.18x = 2,092.36 × 926.62
  4. Step 4: Simplify right side
    1,516.18x = 1,938,822.62
  5. Step 5: Solve for x
    x = 1,938,822.62/1,516.18
  6. Step 6: Final answer
    x = 1,278.75

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1.5x scale

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.