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Finding the Fourth Proportional to 1,165.41, 1,748.12 and 1,094.13

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Solution

The fourth proportional to 1,165.41, 1,748.12 and 1,094.13 is: 1,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165.41 : 1,748.12 = 1,094.13 : x
  2. Step 2: Convert to fraction form
    1,165.41/1,748.12 = 1,094.13/x
  3. Step 3: Cross multiply
    1,165.41x = 1,748.12 × 1,094.13
  4. Step 4: Simplify right side
    1,165.41x = 1,912,665.06
  5. Step 5: Solve for x
    x = 1,912,665.06/1,165.41
  6. Step 6: Final answer
    x = 1,641.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.