Home / 8,099.14-12,148.16-2,905.18

Finding the Fourth Proportional to 8,099.14, 12,148.16 and 2,905.18

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Solution

The fourth proportional to 8,099.14, 12,148.16 and 2,905.18 is: 4,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.14 : 12,148.16 = 2,905.18 : x
  2. Step 2: Convert to fraction form
    8,099.14/12,148.16 = 2,905.18/x
  3. Step 3: Cross multiply
    8,099.14x = 12,148.16 × 2,905.18
  4. Step 4: Simplify right side
    8,099.14x = 35,292,591.47
  5. Step 5: Solve for x
    x = 35,292,591.47/8,099.14
  6. Step 6: Final answer
    x = 4,357.57

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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.