Home / 9,245.19-12,758.49-5,266.68

Finding the Fourth Proportional to 9,245.19, 12,758.49 and 5,266.68

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Solution

The fourth proportional to 9,245.19, 12,758.49 and 5,266.68 is: 7,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.19 : 12,758.49 = 5,266.68 : x
  2. Step 2: Convert to fraction form
    9,245.19/12,758.49 = 5,266.68/x
  3. Step 3: Cross multiply
    9,245.19x = 12,758.49 × 5,266.68
  4. Step 4: Simplify right side
    9,245.19x = 67,194,884.11
  5. Step 5: Solve for x
    x = 67,194,884.11/9,245.19
  6. Step 6: Final answer
    x = 7,268.09

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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.