Home / 7,741.91-11,614.55-2,547.59

Finding the Fourth Proportional to 7,741.91, 11,614.55 and 2,547.59

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Solution

The fourth proportional to 7,741.91, 11,614.55 and 2,547.59 is: 3,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.91 : 11,614.55 = 2,547.59 : x
  2. Step 2: Convert to fraction form
    7,741.91/11,614.55 = 2,547.59/x
  3. Step 3: Cross multiply
    7,741.91x = 11,614.55 × 2,547.59
  4. Step 4: Simplify right side
    7,741.91x = 29,589,111.43
  5. Step 5: Solve for x
    x = 29,589,111.43/7,741.91
  6. Step 6: Final answer
    x = 3,821.94

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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.