Home / 4,988.95-6,884.80-2,750.92

Finding the Fourth Proportional to 4,988.95, 6,884.80 and 2,750.92

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Solution

The fourth proportional to 4,988.95, 6,884.80 and 2,750.92 is: 3,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.95 : 6,884.80 = 2,750.92 : x
  2. Step 2: Convert to fraction form
    4,988.95/6,884.80 = 2,750.92/x
  3. Step 3: Cross multiply
    4,988.95x = 6,884.80 × 2,750.92
  4. Step 4: Simplify right side
    4,988.95x = 18,939,485.84
  5. Step 5: Solve for x
    x = 18,939,485.84/4,988.95
  6. Step 6: Final answer
    x = 3,796.29

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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.