Home / 2,577.20-3,838.65-2,523.20

Finding the Fourth Proportional to 2,577.20, 3,838.65 and 2,523.20

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Solution

The fourth proportional to 2,577.20, 3,838.65 and 2,523.20 is: 3,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.20 : 3,838.65 = 2,523.20 : x
  2. Step 2: Convert to fraction form
    2,577.20/3,838.65 = 2,523.20/x
  3. Step 3: Cross multiply
    2,577.20x = 3,838.65 × 2,523.20
  4. Step 4: Simplify right side
    2,577.20x = 9,685,653.02
  5. Step 5: Solve for x
    x = 9,685,653.02/2,577.20
  6. Step 6: Final answer
    x = 3,758.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.