Home / 5,442.31-7,507.86-3,202.76

Finding the Fourth Proportional to 5,442.31, 7,507.86 and 3,202.76

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Solution

The fourth proportional to 5,442.31, 7,507.86 and 3,202.76 is: 4,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.31 : 7,507.86 = 3,202.76 : x
  2. Step 2: Convert to fraction form
    5,442.31/7,507.86 = 3,202.76/x
  3. Step 3: Cross multiply
    5,442.31x = 7,507.86 × 3,202.76
  4. Step 4: Simplify right side
    5,442.31x = 24,045,880.45
  5. Step 5: Solve for x
    x = 24,045,880.45/5,442.31
  6. Step 6: Final answer
    x = 4,418.32

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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.