Home / 9,354.23-14,028.92-2,778.89

Finding the Fourth Proportional to 9,354.23, 14,028.92 and 2,778.89

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Solution

The fourth proportional to 9,354.23, 14,028.92 and 2,778.89 is: 4,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.23 : 14,028.92 = 2,778.89 : x
  2. Step 2: Convert to fraction form
    9,354.23/14,028.92 = 2,778.89/x
  3. Step 3: Cross multiply
    9,354.23x = 14,028.92 × 2,778.89
  4. Step 4: Simplify right side
    9,354.23x = 38,984,741.46
  5. Step 5: Solve for x
    x = 38,984,741.46/9,354.23
  6. Step 6: Final answer
    x = 4,167.61

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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.