Home / 1,713.15-2,364.14-927.19

Finding the Fourth Proportional to 1,713.15, 2,364.14 and 927.19

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Solution

The fourth proportional to 1,713.15, 2,364.14 and 927.19 is: 1,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.15 : 2,364.14 = 927.19 : x
  2. Step 2: Convert to fraction form
    1,713.15/2,364.14 = 927.19/x
  3. Step 3: Cross multiply
    1,713.15x = 2,364.14 × 927.19
  4. Step 4: Simplify right side
    1,713.15x = 2,192,018.89
  5. Step 5: Solve for x
    x = 2,192,018.89/1,713.15
  6. Step 6: Final answer
    x = 1,279.53

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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.