Home / 8,582.20-11,842.68-4,856.20

Finding the Fourth Proportional to 8,582.20, 11,842.68 and 4,856.20

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Solution

The fourth proportional to 8,582.20, 11,842.68 and 4,856.20 is: 6,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.20 : 11,842.68 = 4,856.20 : x
  2. Step 2: Convert to fraction form
    8,582.20/11,842.68 = 4,856.20/x
  3. Step 3: Cross multiply
    8,582.20x = 11,842.68 × 4,856.20
  4. Step 4: Simplify right side
    8,582.20x = 57,510,422.62
  5. Step 5: Solve for x
    x = 57,510,422.62/8,582.20
  6. Step 6: Final answer
    x = 6,701.13

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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.