Home / 9,445.40-14,168.11-2,519.90

Finding the Fourth Proportional to 9,445.40, 14,168.11 and 2,519.90

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Solution

The fourth proportional to 9,445.40, 14,168.11 and 2,519.90 is: 3,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.40 : 14,168.11 = 2,519.90 : x
  2. Step 2: Convert to fraction form
    9,445.40/14,168.11 = 2,519.90/x
  3. Step 3: Cross multiply
    9,445.40x = 14,168.11 × 2,519.90
  4. Step 4: Simplify right side
    9,445.40x = 35,702,220.39
  5. Step 5: Solve for x
    x = 35,702,220.39/9,445.40
  6. Step 6: Final answer
    x = 3,779.85

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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.