Home / 8,926.62-12,319.48-4,949.02

Finding the Fourth Proportional to 8,926.62, 12,319.48 and 4,949.02

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Solution

The fourth proportional to 8,926.62, 12,319.48 and 4,949.02 is: 6,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.62 : 12,319.48 = 4,949.02 : x
  2. Step 2: Convert to fraction form
    8,926.62/12,319.48 = 4,949.02/x
  3. Step 3: Cross multiply
    8,926.62x = 12,319.48 × 4,949.02
  4. Step 4: Simplify right side
    8,926.62x = 60,969,277.36
  5. Step 5: Solve for x
    x = 60,969,277.36/8,926.62
  6. Step 6: Final answer
    x = 6,830.05

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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.