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Finding the Fourth Proportional to 2,999.32, 4,495.96 and 1,901.56

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Solution

The fourth proportional to 2,999.32, 4,495.96 and 1,901.56 is: 2,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.32 : 4,495.96 = 1,901.56 : x
  2. Step 2: Convert to fraction form
    2,999.32/4,495.96 = 1,901.56/x
  3. Step 3: Cross multiply
    2,999.32x = 4,495.96 × 1,901.56
  4. Step 4: Simplify right side
    2,999.32x = 8,549,337.70
  5. Step 5: Solve for x
    x = 8,549,337.70/2,999.32
  6. Step 6: Final answer
    x = 2,850.43

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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.