Home / 1,516.55-2,274.42-935.18

Finding the Fourth Proportional to 1,516.55, 2,274.42 and 935.18

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Solution

The fourth proportional to 1,516.55, 2,274.42 and 935.18 is: 1,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.55 : 2,274.42 = 935.18 : x
  2. Step 2: Convert to fraction form
    1,516.55/2,274.42 = 935.18/x
  3. Step 3: Cross multiply
    1,516.55x = 2,274.42 × 935.18
  4. Step 4: Simplify right side
    1,516.55x = 2,126,980.72
  5. Step 5: Solve for x
    x = 2,126,980.72/1,516.55
  6. Step 6: Final answer
    x = 1,402.51

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1.5x scale

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.