Home / 4,988.81-6,884.53-2,750.74

Finding the Fourth Proportional to 4,988.81, 6,884.53 and 2,750.74

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Solution

The fourth proportional to 4,988.81, 6,884.53 and 2,750.74 is: 3,796.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.81 : 6,884.53 = 2,750.74 : x
  2. Step 2: Convert to fraction form
    4,988.81/6,884.53 = 2,750.74/x
  3. Step 3: Cross multiply
    4,988.81x = 6,884.53 × 2,750.74
  4. Step 4: Simplify right side
    4,988.81x = 18,937,527.96
  5. Step 5: Solve for x
    x = 18,937,527.96/4,988.81
  6. Step 6: Final answer
    x = 3,796.00

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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.