Home / 9,213.57-12,716.19-5,235.93

Finding the Fourth Proportional to 9,213.57, 12,716.19 and 5,235.93

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Solution

The fourth proportional to 9,213.57, 12,716.19 and 5,235.93 is: 7,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.57 : 12,716.19 = 5,235.93 : x
  2. Step 2: Convert to fraction form
    9,213.57/12,716.19 = 5,235.93/x
  3. Step 3: Cross multiply
    9,213.57x = 12,716.19 × 5,235.93
  4. Step 4: Simplify right side
    9,213.57x = 66,581,080.71
  5. Step 5: Solve for x
    x = 66,581,080.71/9,213.57
  6. Step 6: Final answer
    x = 7,226.42

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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.