Home / 4,390.55-6,582.72-2,197.70

Finding the Fourth Proportional to 4,390.55, 6,582.72 and 2,197.70

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Solution

The fourth proportional to 4,390.55, 6,582.72 and 2,197.70 is: 3,295.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.55 : 6,582.72 = 2,197.70 : x
  2. Step 2: Convert to fraction form
    4,390.55/6,582.72 = 2,197.70/x
  3. Step 3: Cross multiply
    4,390.55x = 6,582.72 × 2,197.70
  4. Step 4: Simplify right side
    4,390.55x = 14,466,843.74
  5. Step 5: Solve for x
    x = 14,466,843.74/4,390.55
  6. Step 6: Final answer
    x = 3,295.00

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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.