Home / 7,899.54-11,845.33-2,632.68

Finding the Fourth Proportional to 7,899.54, 11,845.33 and 2,632.68

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Solution

The fourth proportional to 7,899.54, 11,845.33 and 2,632.68 is: 3,947.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.54 : 11,845.33 = 2,632.68 : x
  2. Step 2: Convert to fraction form
    7,899.54/11,845.33 = 2,632.68/x
  3. Step 3: Cross multiply
    7,899.54x = 11,845.33 × 2,632.68
  4. Step 4: Simplify right side
    7,899.54x = 31,184,963.38
  5. Step 5: Solve for x
    x = 31,184,963.38/7,899.54
  6. Step 6: Final answer
    x = 3,947.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.