Home / 9,942.20-14,913.30-5,334.20

Finding the Fourth Proportional to 9,942.20, 14,913.30 and 5,334.20

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Solution

The fourth proportional to 9,942.20, 14,913.30 and 5,334.20 is: 8,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.20 : 14,913.30 = 5,334.20 : x
  2. Step 2: Convert to fraction form
    9,942.20/14,913.30 = 5,334.20/x
  3. Step 3: Cross multiply
    9,942.20x = 14,913.30 × 5,334.20
  4. Step 4: Simplify right side
    9,942.20x = 79,550,524.86
  5. Step 5: Solve for x
    x = 79,550,524.86/9,942.20
  6. Step 6: Final answer
    x = 8,001.30

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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.