Home / 9,445.18-14,169.81-2,871.90

Finding the Fourth Proportional to 9,445.18, 14,169.81 and 2,871.90

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Solution

The fourth proportional to 9,445.18, 14,169.81 and 2,871.90 is: 4,308.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.18 : 14,169.81 = 2,871.90 : x
  2. Step 2: Convert to fraction form
    9,445.18/14,169.81 = 2,871.90/x
  3. Step 3: Cross multiply
    9,445.18x = 14,169.81 × 2,871.90
  4. Step 4: Simplify right side
    9,445.18x = 40,694,277.34
  5. Step 5: Solve for x
    x = 40,694,277.34/9,445.18
  6. Step 6: Final answer
    x = 4,308.47

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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.