Home / 4,184.96-6,275.52-1,720.96

Finding the Fourth Proportional to 4,184.96, 6,275.52 and 1,720.96

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Solution

The fourth proportional to 4,184.96, 6,275.52 and 1,720.96 is: 2,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.96 : 6,275.52 = 1,720.96 : x
  2. Step 2: Convert to fraction form
    4,184.96/6,275.52 = 1,720.96/x
  3. Step 3: Cross multiply
    4,184.96x = 6,275.52 × 1,720.96
  4. Step 4: Simplify right side
    4,184.96x = 10,799,918.90
  5. Step 5: Solve for x
    x = 10,799,918.90/4,184.96
  6. Step 6: Final answer
    x = 2,580.65

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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.