Home / 9,215.19-12,716.93-5,023.44

Finding the Fourth Proportional to 9,215.19, 12,716.93 and 5,023.44

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Solution

The fourth proportional to 9,215.19, 12,716.93 and 5,023.44 is: 6,932.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.19 : 12,716.93 = 5,023.44 : x
  2. Step 2: Convert to fraction form
    9,215.19/12,716.93 = 5,023.44/x
  3. Step 3: Cross multiply
    9,215.19x = 12,716.93 × 5,023.44
  4. Step 4: Simplify right side
    9,215.19x = 63,882,747.40
  5. Step 5: Solve for x
    x = 63,882,747.40/9,215.19
  6. Step 6: Final answer
    x = 6,932.33

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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.