Home / 4,856.22-7,281.29-2,081.36

Finding the Fourth Proportional to 4,856.22, 7,281.29 and 2,081.36

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Solution

The fourth proportional to 4,856.22, 7,281.29 and 2,081.36 is: 3,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.22 : 7,281.29 = 2,081.36 : x
  2. Step 2: Convert to fraction form
    4,856.22/7,281.29 = 2,081.36/x
  3. Step 3: Cross multiply
    4,856.22x = 7,281.29 × 2,081.36
  4. Step 4: Simplify right side
    4,856.22x = 15,155,009.16
  5. Step 5: Solve for x
    x = 15,155,009.16/4,856.22
  6. Step 6: Final answer
    x = 3,120.74

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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.