Home / 7,747.58-11,613.47-3,061.13

Finding the Fourth Proportional to 7,747.58, 11,613.47 and 3,061.13

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Solution

The fourth proportional to 7,747.58, 11,613.47 and 3,061.13 is: 4,588.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.58 : 11,613.47 = 3,061.13 : x
  2. Step 2: Convert to fraction form
    7,747.58/11,613.47 = 3,061.13/x
  3. Step 3: Cross multiply
    7,747.58x = 11,613.47 × 3,061.13
  4. Step 4: Simplify right side
    7,747.58x = 35,550,268.05
  5. Step 5: Solve for x
    x = 35,550,268.05/7,747.58
  6. Step 6: Final answer
    x = 4,588.56

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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.