Home / 9,354.96-12,909.33-5,818.14

Finding the Fourth Proportional to 9,354.96, 12,909.33 and 5,818.14

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Solution

The fourth proportional to 9,354.96, 12,909.33 and 5,818.14 is: 8,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.96 : 12,909.33 = 5,818.14 : x
  2. Step 2: Convert to fraction form
    9,354.96/12,909.33 = 5,818.14/x
  3. Step 3: Cross multiply
    9,354.96x = 12,909.33 × 5,818.14
  4. Step 4: Simplify right side
    9,354.96x = 75,108,289.25
  5. Step 5: Solve for x
    x = 75,108,289.25/9,354.96
  6. Step 6: Final answer
    x = 8,028.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.