Home / 9,528.31-13,144.68-6,172.24

Finding the Fourth Proportional to 9,528.31, 13,144.68 and 6,172.24

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Solution

The fourth proportional to 9,528.31, 13,144.68 and 6,172.24 is: 8,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528.31 : 13,144.68 = 6,172.24 : x
  2. Step 2: Convert to fraction form
    9,528.31/13,144.68 = 6,172.24/x
  3. Step 3: Cross multiply
    9,528.31x = 13,144.68 × 6,172.24
  4. Step 4: Simplify right side
    9,528.31x = 81,132,119.68
  5. Step 5: Solve for x
    x = 81,132,119.68/9,528.31
  6. Step 6: Final answer
    x = 8,514.85

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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.