Home / 5,546.34-8,321.40-2,947.50

Finding the Fourth Proportional to 5,546.34, 8,321.40 and 2,947.50

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Solution

The fourth proportional to 5,546.34, 8,321.40 and 2,947.50 is: 4,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.34 : 8,321.40 = 2,947.50 : x
  2. Step 2: Convert to fraction form
    5,546.34/8,321.40 = 2,947.50/x
  3. Step 3: Cross multiply
    5,546.34x = 8,321.40 × 2,947.50
  4. Step 4: Simplify right side
    5,546.34x = 24,527,326.50
  5. Step 5: Solve for x
    x = 24,527,326.50/5,546.34
  6. Step 6: Final answer
    x = 4,422.25

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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.