Home / 8,268.06-12,335.04-7,590.69

Finding the Fourth Proportional to 8,268.06, 12,335.04 and 7,590.69

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Solution

The fourth proportional to 8,268.06, 12,335.04 and 7,590.69 is: 11,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.06 : 12,335.04 = 7,590.69 : x
  2. Step 2: Convert to fraction form
    8,268.06/12,335.04 = 7,590.69/x
  3. Step 3: Cross multiply
    8,268.06x = 12,335.04 × 7,590.69
  4. Step 4: Simplify right side
    8,268.06x = 93,631,464.78
  5. Step 5: Solve for x
    x = 93,631,464.78/8,268.06
  6. Step 6: Final answer
    x = 11,324.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.