Home / 6,350.31-8,765.28-4,112.10

Finding the Fourth Proportional to 6,350.31, 8,765.28 and 4,112.10

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Solution

The fourth proportional to 6,350.31, 8,765.28 and 4,112.10 is: 5,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,350.31 : 8,765.28 = 4,112.10 : x
  2. Step 2: Convert to fraction form
    6,350.31/8,765.28 = 4,112.10/x
  3. Step 3: Cross multiply
    6,350.31x = 8,765.28 × 4,112.10
  4. Step 4: Simplify right side
    6,350.31x = 36,043,707.89
  5. Step 5: Solve for x
    x = 36,043,707.89/6,350.31
  6. Step 6: Final answer
    x = 5,675.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.