Home / 2,524.04-3,786.91-1,291.12

Finding the Fourth Proportional to 2,524.04, 3,786.91 and 1,291.12

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Solution

The fourth proportional to 2,524.04, 3,786.91 and 1,291.12 is: 1,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.04 : 3,786.91 = 1,291.12 : x
  2. Step 2: Convert to fraction form
    2,524.04/3,786.91 = 1,291.12/x
  3. Step 3: Cross multiply
    2,524.04x = 3,786.91 × 1,291.12
  4. Step 4: Simplify right side
    2,524.04x = 4,889,358.47
  5. Step 5: Solve for x
    x = 4,889,358.47/2,524.04
  6. Step 6: Final answer
    x = 1,937.11

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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.