Home / 8,565.06-11,801.34-5,765.70

Finding the Fourth Proportional to 8,565.06, 11,801.34 and 5,765.70

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Solution

The fourth proportional to 8,565.06, 11,801.34 and 5,765.70 is: 7,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.06 : 11,801.34 = 5,765.70 : x
  2. Step 2: Convert to fraction form
    8,565.06/11,801.34 = 5,765.70/x
  3. Step 3: Cross multiply
    8,565.06x = 11,801.34 × 5,765.70
  4. Step 4: Simplify right side
    8,565.06x = 68,042,986.04
  5. Step 5: Solve for x
    x = 68,042,986.04/8,565.06
  6. Step 6: Final answer
    x = 7,944.25

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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.