Home / 4,088.16-6,132.96-2,628.72

Finding the Fourth Proportional to 4,088.16, 6,132.96 and 2,628.72

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Solution

The fourth proportional to 4,088.16, 6,132.96 and 2,628.72 is: 3,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.16 : 6,132.96 = 2,628.72 : x
  2. Step 2: Convert to fraction form
    4,088.16/6,132.96 = 2,628.72/x
  3. Step 3: Cross multiply
    4,088.16x = 6,132.96 × 2,628.72
  4. Step 4: Simplify right side
    4,088.16x = 16,121,834.61
  5. Step 5: Solve for x
    x = 16,121,834.61/4,088.16
  6. Step 6: Final answer
    x = 3,943.54

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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.