Home / 10,601.19-15,899.99-2,810.79

Finding the Fourth Proportional to 10,601.19, 15,899.99 and 2,810.79

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Solution

The fourth proportional to 10,601.19, 15,899.99 and 2,810.79 is: 4,215.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.19 : 15,899.99 = 2,810.79 : x
  2. Step 2: Convert to fraction form
    10,601.19/15,899.99 = 2,810.79/x
  3. Step 3: Cross multiply
    10,601.19x = 15,899.99 × 2,810.79
  4. Step 4: Simplify right side
    10,601.19x = 44,691,518.84
  5. Step 5: Solve for x
    x = 44,691,518.84/10,601.19
  6. Step 6: Final answer
    x = 4,215.71

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Similar ratio
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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.