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Finding the Fourth Proportional to 2,867.33, 4,294.07 and 1,630.99

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Solution

The fourth proportional to 2,867.33, 4,294.07 and 1,630.99 is: 2,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.33 : 4,294.07 = 1,630.99 : x
  2. Step 2: Convert to fraction form
    2,867.33/4,294.07 = 1,630.99/x
  3. Step 3: Cross multiply
    2,867.33x = 4,294.07 × 1,630.99
  4. Step 4: Simplify right side
    2,867.33x = 7,003,605.22
  5. Step 5: Solve for x
    x = 7,003,605.22/2,867.33
  6. Step 6: Final answer
    x = 2,442.55

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1.5x scale

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.