Home / 5,442.11-7,507.34-3,554.80

Finding the Fourth Proportional to 5,442.11, 7,507.34 and 3,554.80

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Solution

The fourth proportional to 5,442.11, 7,507.34 and 3,554.80 is: 4,903.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.11 : 7,507.34 = 3,554.80 : x
  2. Step 2: Convert to fraction form
    5,442.11/7,507.34 = 3,554.80/x
  3. Step 3: Cross multiply
    5,442.11x = 7,507.34 × 3,554.80
  4. Step 4: Simplify right side
    5,442.11x = 26,687,069.02
  5. Step 5: Solve for x
    x = 26,687,069.02/5,442.11
  6. Step 6: Final answer
    x = 4,903.81

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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.