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Finding the Fourth Proportional to 2,910.16, 4,367.16 and 1,374.16

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Solution

The fourth proportional to 2,910.16, 4,367.16 and 1,374.16 is: 2,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.16 : 4,367.16 = 1,374.16 : x
  2. Step 2: Convert to fraction form
    2,910.16/4,367.16 = 1,374.16/x
  3. Step 3: Cross multiply
    2,910.16x = 4,367.16 × 1,374.16
  4. Step 4: Simplify right side
    2,910.16x = 6,001,176.59
  5. Step 5: Solve for x
    x = 6,001,176.59/2,910.16
  6. Step 6: Final answer
    x = 2,062.15

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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.