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Finding the Fourth Proportional to 1,713.04, 2,363.76 and 956.73

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Solution

The fourth proportional to 1,713.04, 2,363.76 and 956.73 is: 1,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.04 : 2,363.76 = 956.73 : x
  2. Step 2: Convert to fraction form
    1,713.04/2,363.76 = 956.73/x
  3. Step 3: Cross multiply
    1,713.04x = 2,363.76 × 956.73
  4. Step 4: Simplify right side
    1,713.04x = 2,261,480.10
  5. Step 5: Solve for x
    x = 2,261,480.10/1,713.04
  6. Step 6: Final answer
    x = 1,320.16

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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.