Home / 4,207.92-6,313.72-2,017.28

Finding the Fourth Proportional to 4,207.92, 6,313.72 and 2,017.28

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Solution

The fourth proportional to 4,207.92, 6,313.72 and 2,017.28 is: 3,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.92 : 6,313.72 = 2,017.28 : x
  2. Step 2: Convert to fraction form
    4,207.92/6,313.72 = 2,017.28/x
  3. Step 3: Cross multiply
    4,207.92x = 6,313.72 × 2,017.28
  4. Step 4: Simplify right side
    4,207.92x = 12,736,541.08
  5. Step 5: Solve for x
    x = 12,736,541.08/4,207.92
  6. Step 6: Final answer
    x = 3,026.80

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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.