Home / 9,267.60-12,785.78-5,910.54

Finding the Fourth Proportional to 9,267.60, 12,785.78 and 5,910.54

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Solution

The fourth proportional to 9,267.60, 12,785.78 and 5,910.54 is: 8,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.60 : 12,785.78 = 5,910.54 : x
  2. Step 2: Convert to fraction form
    9,267.60/12,785.78 = 5,910.54/x
  3. Step 3: Cross multiply
    9,267.60x = 12,785.78 × 5,910.54
  4. Step 4: Simplify right side
    9,267.60x = 75,570,864.12
  5. Step 5: Solve for x
    x = 75,570,864.12/9,267.60
  6. Step 6: Final answer
    x = 8,154.31

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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.