Home / 5,217.14-7,826.19-1,707.16

Finding the Fourth Proportional to 5,217.14, 7,826.19 and 1,707.16

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Solution

The fourth proportional to 5,217.14, 7,826.19 and 1,707.16 is: 2,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.14 : 7,826.19 = 1,707.16 : x
  2. Step 2: Convert to fraction form
    5,217.14/7,826.19 = 1,707.16/x
  3. Step 3: Cross multiply
    5,217.14x = 7,826.19 × 1,707.16
  4. Step 4: Simplify right side
    5,217.14x = 13,360,558.52
  5. Step 5: Solve for x
    x = 13,360,558.52/5,217.14
  6. Step 6: Final answer
    x = 2,560.90

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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.