Home / 4,988.09-6,883.61-2,750.05

Finding the Fourth Proportional to 4,988.09, 6,883.61 and 2,750.05

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Solution

The fourth proportional to 4,988.09, 6,883.61 and 2,750.05 is: 3,795.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.09 : 6,883.61 = 2,750.05 : x
  2. Step 2: Convert to fraction form
    4,988.09/6,883.61 = 2,750.05/x
  3. Step 3: Cross multiply
    4,988.09x = 6,883.61 × 2,750.05
  4. Step 4: Simplify right side
    4,988.09x = 18,930,261.35
  5. Step 5: Solve for x
    x = 18,930,261.35/4,988.09
  6. Step 6: Final answer
    x = 3,795.09

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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.