Home / 8,113.02-12,171.76-2,566.20

Finding the Fourth Proportional to 8,113.02, 12,171.76 and 2,566.20

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Solution

The fourth proportional to 8,113.02, 12,171.76 and 2,566.20 is: 3,850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.02 : 12,171.76 = 2,566.20 : x
  2. Step 2: Convert to fraction form
    8,113.02/12,171.76 = 2,566.20/x
  3. Step 3: Cross multiply
    8,113.02x = 12,171.76 × 2,566.20
  4. Step 4: Simplify right side
    8,113.02x = 31,235,170.51
  5. Step 5: Solve for x
    x = 31,235,170.51/8,113.02
  6. Step 6: Final answer
    x = 3,850.01

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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.