Home / 2,925.20-4,032.23-2,177.97

Finding the Fourth Proportional to 2,925.20, 4,032.23 and 2,177.97

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Solution

The fourth proportional to 2,925.20, 4,032.23 and 2,177.97 is: 3,002.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.20 : 4,032.23 = 2,177.97 : x
  2. Step 2: Convert to fraction form
    2,925.20/4,032.23 = 2,177.97/x
  3. Step 3: Cross multiply
    2,925.20x = 4,032.23 × 2,177.97
  4. Step 4: Simplify right side
    2,925.20x = 8,782,065.08
  5. Step 5: Solve for x
    x = 8,782,065.08/2,925.20
  6. Step 6: Final answer
    x = 3,002.22

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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.