Home / 5,405.27-7,459.17-3,047.41

Finding the Fourth Proportional to 5,405.27, 7,459.17 and 3,047.41

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Solution

The fourth proportional to 5,405.27, 7,459.17 and 3,047.41 is: 4,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.27 : 7,459.17 = 3,047.41 : x
  2. Step 2: Convert to fraction form
    5,405.27/7,459.17 = 3,047.41/x
  3. Step 3: Cross multiply
    5,405.27x = 7,459.17 × 3,047.41
  4. Step 4: Simplify right side
    5,405.27x = 22,731,134.01
  5. Step 5: Solve for x
    x = 22,731,134.01/5,405.27
  6. Step 6: Final answer
    x = 4,205.37

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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.