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Finding the Fourth Proportional to 1,106.01, 1,526.38 and 732.36

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Solution

The fourth proportional to 1,106.01, 1,526.38 and 732.36 is: 1,010.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.01 : 1,526.38 = 732.36 : x
  2. Step 2: Convert to fraction form
    1,106.01/1,526.38 = 732.36/x
  3. Step 3: Cross multiply
    1,106.01x = 1,526.38 × 732.36
  4. Step 4: Simplify right side
    1,106.01x = 1,117,859.66
  5. Step 5: Solve for x
    x = 1,117,859.66/1,106.01
  6. Step 6: Final answer
    x = 1,010.71

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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.