Home / 4,685.95-7,028.91-2,750.44

Finding the Fourth Proportional to 4,685.95, 7,028.91 and 2,750.44

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Solution

The fourth proportional to 4,685.95, 7,028.91 and 2,750.44 is: 4,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.95 : 7,028.91 = 2,750.44 : x
  2. Step 2: Convert to fraction form
    4,685.95/7,028.91 = 2,750.44/x
  3. Step 3: Cross multiply
    4,685.95x = 7,028.91 × 2,750.44
  4. Step 4: Simplify right side
    4,685.95x = 19,332,595.22
  5. Step 5: Solve for x
    x = 19,332,595.22/4,685.95
  6. Step 6: Final answer
    x = 4,125.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.