Home / 9,079.09-12,523.47-5,716.09

Finding the Fourth Proportional to 9,079.09, 12,523.47 and 5,716.09

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Solution

The fourth proportional to 9,079.09, 12,523.47 and 5,716.09 is: 7,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.09 : 12,523.47 = 5,716.09 : x
  2. Step 2: Convert to fraction form
    9,079.09/12,523.47 = 5,716.09/x
  3. Step 3: Cross multiply
    9,079.09x = 12,523.47 × 5,716.09
  4. Step 4: Simplify right side
    9,079.09x = 71,585,281.63
  5. Step 5: Solve for x
    x = 71,585,281.63/9,079.09
  6. Step 6: Final answer
    x = 7,884.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.