Home / 10,581.90-15,867.72-3,184.98

Finding the Fourth Proportional to 10,581.90, 15,867.72 and 3,184.98

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Solution

The fourth proportional to 10,581.90, 15,867.72 and 3,184.98 is: 4,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.90 : 15,867.72 = 3,184.98 : x
  2. Step 2: Convert to fraction form
    10,581.90/15,867.72 = 3,184.98/x
  3. Step 3: Cross multiply
    10,581.90x = 15,867.72 × 3,184.98
  4. Step 4: Simplify right side
    10,581.90x = 50,538,370.85
  5. Step 5: Solve for x
    x = 50,538,370.85/10,581.90
  6. Step 6: Final answer
    x = 4,775.93

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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.