Home / 2,514.45-3,756.79-2,428.32

Finding the Fourth Proportional to 2,514.45, 3,756.79 and 2,428.32

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Solution

The fourth proportional to 2,514.45, 3,756.79 and 2,428.32 is: 3,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.45 : 3,756.79 = 2,428.32 : x
  2. Step 2: Convert to fraction form
    2,514.45/3,756.79 = 2,428.32/x
  3. Step 3: Cross multiply
    2,514.45x = 3,756.79 × 2,428.32
  4. Step 4: Simplify right side
    2,514.45x = 9,122,691.33
  5. Step 5: Solve for x
    x = 9,122,691.33/2,514.45
  6. Step 6: Final answer
    x = 3,628.11

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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.