Home / 8,349.62-12,526.78-4,184.60

Finding the Fourth Proportional to 8,349.62, 12,526.78 and 4,184.60

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Solution

The fourth proportional to 8,349.62, 12,526.78 and 4,184.60 is: 6,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.62 : 12,526.78 = 4,184.60 : x
  2. Step 2: Convert to fraction form
    8,349.62/12,526.78 = 4,184.60/x
  3. Step 3: Cross multiply
    8,349.62x = 12,526.78 × 4,184.60
  4. Step 4: Simplify right side
    8,349.62x = 52,419,563.59
  5. Step 5: Solve for x
    x = 52,419,563.59/8,349.62
  6. Step 6: Final answer
    x = 6,278.08

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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.