Home / 5,819.75-8,032.95-3,803.46

Finding the Fourth Proportional to 5,819.75, 8,032.95 and 3,803.46

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Solution

The fourth proportional to 5,819.75, 8,032.95 and 3,803.46 is: 5,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.75 : 8,032.95 = 3,803.46 : x
  2. Step 2: Convert to fraction form
    5,819.75/8,032.95 = 3,803.46/x
  3. Step 3: Cross multiply
    5,819.75x = 8,032.95 × 3,803.46
  4. Step 4: Simplify right side
    5,819.75x = 30,552,966.75
  5. Step 5: Solve for x
    x = 30,552,966.75/5,819.75
  6. Step 6: Final answer
    x = 5,249.88

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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.