Home / 4,988.64-6,884.04-2,750.51

Finding the Fourth Proportional to 4,988.64, 6,884.04 and 2,750.51

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Solution

The fourth proportional to 4,988.64, 6,884.04 and 2,750.51 is: 3,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.64 : 6,884.04 = 2,750.51 : x
  2. Step 2: Convert to fraction form
    4,988.64/6,884.04 = 2,750.51/x
  3. Step 3: Cross multiply
    4,988.64x = 6,884.04 × 2,750.51
  4. Step 4: Simplify right side
    4,988.64x = 18,934,620.86
  5. Step 5: Solve for x
    x = 18,934,620.86/4,988.64
  6. Step 6: Final answer
    x = 3,795.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.