Home / 4,113.12-6,160.08-2,029.28

Finding the Fourth Proportional to 4,113.12, 6,160.08 and 2,029.28

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Solution

The fourth proportional to 4,113.12, 6,160.08 and 2,029.28 is: 3,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.12 : 6,160.08 = 2,029.28 : x
  2. Step 2: Convert to fraction form
    4,113.12/6,160.08 = 2,029.28/x
  3. Step 3: Cross multiply
    4,113.12x = 6,160.08 × 2,029.28
  4. Step 4: Simplify right side
    4,113.12x = 12,500,527.14
  5. Step 5: Solve for x
    x = 12,500,527.14/4,113.12
  6. Step 6: Final answer
    x = 3,039.18

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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.