Home / 4,377.55-6,560.85-2,186.89

Finding the Fourth Proportional to 4,377.55, 6,560.85 and 2,186.89

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Solution

The fourth proportional to 4,377.55, 6,560.85 and 2,186.89 is: 3,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.55 : 6,560.85 = 2,186.89 : x
  2. Step 2: Convert to fraction form
    4,377.55/6,560.85 = 2,186.89/x
  3. Step 3: Cross multiply
    4,377.55x = 6,560.85 × 2,186.89
  4. Step 4: Simplify right side
    4,377.55x = 14,347,857.26
  5. Step 5: Solve for x
    x = 14,347,857.26/4,377.55
  6. Step 6: Final answer
    x = 3,277.60

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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.