Home / 8,281.60-11,422.47-6,009.70

Finding the Fourth Proportional to 8,281.60, 11,422.47 and 6,009.70

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Solution

The fourth proportional to 8,281.60, 11,422.47 and 6,009.70 is: 8,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.60 : 11,422.47 = 6,009.70 : x
  2. Step 2: Convert to fraction form
    8,281.60/11,422.47 = 6,009.70/x
  3. Step 3: Cross multiply
    8,281.60x = 11,422.47 × 6,009.70
  4. Step 4: Simplify right side
    8,281.60x = 68,645,617.96
  5. Step 5: Solve for x
    x = 68,645,617.96/8,281.60
  6. Step 6: Final answer
    x = 8,288.93

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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.