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Finding the Fourth Proportional to 1,182.67, 1,774.35 and 1,035.06

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Solution

The fourth proportional to 1,182.67, 1,774.35 and 1,035.06 is: 1,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.67 : 1,774.35 = 1,035.06 : x
  2. Step 2: Convert to fraction form
    1,182.67/1,774.35 = 1,035.06/x
  3. Step 3: Cross multiply
    1,182.67x = 1,774.35 × 1,035.06
  4. Step 4: Simplify right side
    1,182.67x = 1,836,558.71
  5. Step 5: Solve for x
    x = 1,836,558.71/1,182.67
  6. Step 6: Final answer
    x = 1,552.89

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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.