Home / 5,200.98-7,177.34-2,962.85

Finding the Fourth Proportional to 5,200.98, 7,177.34 and 2,962.85

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Solution

The fourth proportional to 5,200.98, 7,177.34 and 2,962.85 is: 4,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.98 : 7,177.34 = 2,962.85 : x
  2. Step 2: Convert to fraction form
    5,200.98/7,177.34 = 2,962.85/x
  3. Step 3: Cross multiply
    5,200.98x = 7,177.34 × 2,962.85
  4. Step 4: Simplify right side
    5,200.98x = 21,265,353.34
  5. Step 5: Solve for x
    x = 21,265,353.34/5,200.98
  6. Step 6: Final answer
    x = 4,088.72

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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.