Home / 10,441.54-15,667.38-5,177.02

Finding the Fourth Proportional to 10,441.54, 15,667.38 and 5,177.02

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Solution

The fourth proportional to 10,441.54, 15,667.38 and 5,177.02 is: 7,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.54 : 15,667.38 = 5,177.02 : x
  2. Step 2: Convert to fraction form
    10,441.54/15,667.38 = 5,177.02/x
  3. Step 3: Cross multiply
    10,441.54x = 15,667.38 × 5,177.02
  4. Step 4: Simplify right side
    10,441.54x = 81,110,339.61
  5. Step 5: Solve for x
    x = 81,110,339.61/10,441.54
  6. Step 6: Final answer
    x = 7,768.04

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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.