Home / 4,983.95-7,476.75-1,865.05

Finding the Fourth Proportional to 4,983.95, 7,476.75 and 1,865.05

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Solution

The fourth proportional to 4,983.95, 7,476.75 and 1,865.05 is: 2,797.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.95 : 7,476.75 = 1,865.05 : x
  2. Step 2: Convert to fraction form
    4,983.95/7,476.75 = 1,865.05/x
  3. Step 3: Cross multiply
    4,983.95x = 7,476.75 × 1,865.05
  4. Step 4: Simplify right side
    4,983.95x = 13,944,493.90
  5. Step 5: Solve for x
    x = 13,944,493.90/4,983.95
  6. Step 6: Final answer
    x = 2,797.88

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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.