Home / 9,186.60-13,770.30-5,020.20

Finding the Fourth Proportional to 9,186.60, 13,770.30 and 5,020.20

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Solution

The fourth proportional to 9,186.60, 13,770.30 and 5,020.20 is: 7,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.60 : 13,770.30 = 5,020.20 : x
  2. Step 2: Convert to fraction form
    9,186.60/13,770.30 = 5,020.20/x
  3. Step 3: Cross multiply
    9,186.60x = 13,770.30 × 5,020.20
  4. Step 4: Simplify right side
    9,186.60x = 69,129,660.06
  5. Step 5: Solve for x
    x = 69,129,660.06/9,186.60
  6. Step 6: Final answer
    x = 7,525.05

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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.