Home / 4,988.15-6,883.69-2,750.10

Finding the Fourth Proportional to 4,988.15, 6,883.69 and 2,750.10

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Solution

The fourth proportional to 4,988.15, 6,883.69 and 2,750.10 is: 3,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.15 : 6,883.69 = 2,750.10 : x
  2. Step 2: Convert to fraction form
    4,988.15/6,883.69 = 2,750.10/x
  3. Step 3: Cross multiply
    4,988.15x = 6,883.69 × 2,750.10
  4. Step 4: Simplify right side
    4,988.15x = 18,930,853.08
  5. Step 5: Solve for x
    x = 18,930,853.08/4,988.15
  6. Step 6: Final answer
    x = 3,795.17

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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.