Home / 1,516.79-2,093.38-927.52

Finding the Fourth Proportional to 1,516.79, 2,093.38 and 927.52

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Solution

The fourth proportional to 1,516.79, 2,093.38 and 927.52 is: 1,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.79 : 2,093.38 = 927.52 : x
  2. Step 2: Convert to fraction form
    1,516.79/2,093.38 = 927.52/x
  3. Step 3: Cross multiply
    1,516.79x = 2,093.38 × 927.52
  4. Step 4: Simplify right side
    1,516.79x = 1,941,644.27
  5. Step 5: Solve for x
    x = 1,941,644.27/1,516.79
  6. Step 6: Final answer
    x = 1,280.10

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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.