Home / 10,147.26-15,206.58-5,988.18

Finding the Fourth Proportional to 10,147.26, 15,206.58 and 5,988.18

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Solution

The fourth proportional to 10,147.26, 15,206.58 and 5,988.18 is: 8,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147.26 : 15,206.58 = 5,988.18 : x
  2. Step 2: Convert to fraction form
    10,147.26/15,206.58 = 5,988.18/x
  3. Step 3: Cross multiply
    10,147.26x = 15,206.58 × 5,988.18
  4. Step 4: Simplify right side
    10,147.26x = 91,059,738.22
  5. Step 5: Solve for x
    x = 91,059,738.22/10,147.26
  6. Step 6: Final answer
    x = 8,973.83

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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.