Home / 8,528.84-12,793.25-3,331.07

Finding the Fourth Proportional to 8,528.84, 12,793.25 and 3,331.07

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Solution

The fourth proportional to 8,528.84, 12,793.25 and 3,331.07 is: 4,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.84 : 12,793.25 = 3,331.07 : x
  2. Step 2: Convert to fraction form
    8,528.84/12,793.25 = 3,331.07/x
  3. Step 3: Cross multiply
    8,528.84x = 12,793.25 × 3,331.07
  4. Step 4: Simplify right side
    8,528.84x = 42,615,147.31
  5. Step 5: Solve for x
    x = 42,615,147.31/8,528.84
  6. Step 6: Final answer
    x = 4,996.60

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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.