Home / 10,281.11-15,423.99-3,261.55

Finding the Fourth Proportional to 10,281.11, 15,423.99 and 3,261.55

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Solution

The fourth proportional to 10,281.11, 15,423.99 and 3,261.55 is: 4,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.11 : 15,423.99 = 3,261.55 : x
  2. Step 2: Convert to fraction form
    10,281.11/15,423.99 = 3,261.55/x
  3. Step 3: Cross multiply
    10,281.11x = 15,423.99 × 3,261.55
  4. Step 4: Simplify right side
    10,281.11x = 50,306,114.58
  5. Step 5: Solve for x
    x = 50,306,114.58/10,281.11
  6. Step 6: Final answer
    x = 4,893.06

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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.