Home / 5,347.12-8,014.83-2,750.20

Finding the Fourth Proportional to 5,347.12, 8,014.83 and 2,750.20

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Solution

The fourth proportional to 5,347.12, 8,014.83 and 2,750.20 is: 4,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.12 : 8,014.83 = 2,750.20 : x
  2. Step 2: Convert to fraction form
    5,347.12/8,014.83 = 2,750.20/x
  3. Step 3: Cross multiply
    5,347.12x = 8,014.83 × 2,750.20
  4. Step 4: Simplify right side
    5,347.12x = 22,042,385.47
  5. Step 5: Solve for x
    x = 22,042,385.47/5,347.12
  6. Step 6: Final answer
    x = 4,122.29

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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.