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Finding the Fourth Proportional to 1,164.04, 1,753.94 and 963.11

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Solution

The fourth proportional to 1,164.04, 1,753.94 and 963.11 is: 1,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.04 : 1,753.94 = 963.11 : x
  2. Step 2: Convert to fraction form
    1,164.04/1,753.94 = 963.11/x
  3. Step 3: Cross multiply
    1,164.04x = 1,753.94 × 963.11
  4. Step 4: Simplify right side
    1,164.04x = 1,689,237.15
  5. Step 5: Solve for x
    x = 1,689,237.15/1,164.04
  6. Step 6: Final answer
    x = 1,451.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.