Home / 8,071.02-12,099.24-2,875.68

Finding the Fourth Proportional to 8,071.02, 12,099.24 and 2,875.68

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Solution

The fourth proportional to 8,071.02, 12,099.24 and 2,875.68 is: 4,310.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.02 : 12,099.24 = 2,875.68 : x
  2. Step 2: Convert to fraction form
    8,071.02/12,099.24 = 2,875.68/x
  3. Step 3: Cross multiply
    8,071.02x = 12,099.24 × 2,875.68
  4. Step 4: Simplify right side
    8,071.02x = 34,793,542.48
  5. Step 5: Solve for x
    x = 34,793,542.48/8,071.02
  6. Step 6: Final answer
    x = 4,310.92

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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.