Home / 9,899.01-14,819.36-5,991.57

Finding the Fourth Proportional to 9,899.01, 14,819.36 and 5,991.57

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Solution

The fourth proportional to 9,899.01, 14,819.36 and 5,991.57 is: 8,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899.01 : 14,819.36 = 5,991.57 : x
  2. Step 2: Convert to fraction form
    9,899.01/14,819.36 = 5,991.57/x
  3. Step 3: Cross multiply
    9,899.01x = 14,819.36 × 5,991.57
  4. Step 4: Simplify right side
    9,899.01x = 88,791,202.84
  5. Step 5: Solve for x
    x = 88,791,202.84/9,899.01
  6. Step 6: Final answer
    x = 8,969.71

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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.