Home / 8,395.22-12,618.96-5,295.14

Finding the Fourth Proportional to 8,395.22, 12,618.96 and 5,295.14

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Solution

The fourth proportional to 8,395.22, 12,618.96 and 5,295.14 is: 7,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.22 : 12,618.96 = 5,295.14 : x
  2. Step 2: Convert to fraction form
    8,395.22/12,618.96 = 5,295.14/x
  3. Step 3: Cross multiply
    8,395.22x = 12,618.96 × 5,295.14
  4. Step 4: Simplify right side
    8,395.22x = 66,819,096.76
  5. Step 5: Solve for x
    x = 66,819,096.76/8,395.22
  6. Step 6: Final answer
    x = 7,959.19

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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.