Home / 5,104.08-7,656.66-2,182.68

Finding the Fourth Proportional to 5,104.08, 7,656.66 and 2,182.68

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Solution

The fourth proportional to 5,104.08, 7,656.66 and 2,182.68 is: 3,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.08 : 7,656.66 = 2,182.68 : x
  2. Step 2: Convert to fraction form
    5,104.08/7,656.66 = 2,182.68/x
  3. Step 3: Cross multiply
    5,104.08x = 7,656.66 × 2,182.68
  4. Step 4: Simplify right side
    5,104.08x = 16,712,038.65
  5. Step 5: Solve for x
    x = 16,712,038.65/5,104.08
  6. Step 6: Final answer
    x = 3,274.25

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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.