Home / 10,074.96-13,903.20-5,599.11

Finding the Fourth Proportional to 10,074.96, 13,903.20 and 5,599.11

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Solution

The fourth proportional to 10,074.96, 13,903.20 and 5,599.11 is: 7,726.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074.96 : 13,903.20 = 5,599.11 : x
  2. Step 2: Convert to fraction form
    10,074.96/13,903.20 = 5,599.11/x
  3. Step 3: Cross multiply
    10,074.96x = 13,903.20 × 5,599.11
  4. Step 4: Simplify right side
    10,074.96x = 77,845,546.15
  5. Step 5: Solve for x
    x = 77,845,546.15/10,074.96
  6. Step 6: Final answer
    x = 7,726.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.