Home / 9,445.88-14,169.40-2,872.55

Finding the Fourth Proportional to 9,445.88, 14,169.40 and 2,872.55

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Solution

The fourth proportional to 9,445.88, 14,169.40 and 2,872.55 is: 4,309.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.88 : 14,169.40 = 2,872.55 : x
  2. Step 2: Convert to fraction form
    9,445.88/14,169.40 = 2,872.55/x
  3. Step 3: Cross multiply
    9,445.88x = 14,169.40 × 2,872.55
  4. Step 4: Simplify right side
    9,445.88x = 40,702,231.94
  5. Step 5: Solve for x
    x = 40,702,231.94/9,445.88
  6. Step 6: Final answer
    x = 4,309.00

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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.