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Finding the Fourth Proportional to 1,160.34, 1,599.66 and 925.08

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Solution

The fourth proportional to 1,160.34, 1,599.66 and 925.08 is: 1,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160.34 : 1,599.66 = 925.08 : x
  2. Step 2: Convert to fraction form
    1,160.34/1,599.66 = 925.08/x
  3. Step 3: Cross multiply
    1,160.34x = 1,599.66 × 925.08
  4. Step 4: Simplify right side
    1,160.34x = 1,479,813.47
  5. Step 5: Solve for x
    x = 1,479,813.47/1,160.34
  6. Step 6: Final answer
    x = 1,275.33

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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.