Home / 4,988.57-6,884.27-2,750.53

Finding the Fourth Proportional to 4,988.57, 6,884.27 and 2,750.53

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Solution

The fourth proportional to 4,988.57, 6,884.27 and 2,750.53 is: 3,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.57 : 6,884.27 = 2,750.53 : x
  2. Step 2: Convert to fraction form
    4,988.57/6,884.27 = 2,750.53/x
  3. Step 3: Cross multiply
    4,988.57x = 6,884.27 × 2,750.53
  4. Step 4: Simplify right side
    4,988.57x = 18,935,391.16
  5. Step 5: Solve for x
    x = 18,935,391.16/4,988.57
  6. Step 6: Final answer
    x = 3,795.76

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1.5x scale

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.