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Finding the Fourth Proportional to 1,713.03, 2,363.99 and 927.08

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Solution

The fourth proportional to 1,713.03, 2,363.99 and 927.08 is: 1,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.03 : 2,363.99 = 927.08 : x
  2. Step 2: Convert to fraction form
    1,713.03/2,363.99 = 927.08/x
  3. Step 3: Cross multiply
    1,713.03x = 2,363.99 × 927.08
  4. Step 4: Simplify right side
    1,713.03x = 2,191,591.39
  5. Step 5: Solve for x
    x = 2,191,591.39/1,713.03
  6. Step 6: Final answer
    x = 1,279.37

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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.