Home / 1,713.66-2,364.85-927.70

Finding the Fourth Proportional to 1,713.66, 2,364.85 and 927.70

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Solution

The fourth proportional to 1,713.66, 2,364.85 and 927.70 is: 1,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.66 : 2,364.85 = 927.70 : x
  2. Step 2: Convert to fraction form
    1,713.66/2,364.85 = 927.70/x
  3. Step 3: Cross multiply
    1,713.66x = 2,364.85 × 927.70
  4. Step 4: Simplify right side
    1,713.66x = 2,193,874.68
  5. Step 5: Solve for x
    x = 2,193,874.68/1,713.66
  6. Step 6: Final answer
    x = 1,280.23

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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.