Home / 10,162.68-14,020.38-6,180.60

Finding the Fourth Proportional to 10,162.68, 14,020.38 and 6,180.60

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Solution

The fourth proportional to 10,162.68, 14,020.38 and 6,180.60 is: 8,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.68 : 14,020.38 = 6,180.60 : x
  2. Step 2: Convert to fraction form
    10,162.68/14,020.38 = 6,180.60/x
  3. Step 3: Cross multiply
    10,162.68x = 14,020.38 × 6,180.60
  4. Step 4: Simplify right side
    10,162.68x = 86,654,360.63
  5. Step 5: Solve for x
    x = 86,654,360.63/10,162.68
  6. Step 6: Final answer
    x = 8,526.72

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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.