Home / 4,863.95-6,712.28-2,768.07

Finding the Fourth Proportional to 4,863.95, 6,712.28 and 2,768.07

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Solution

The fourth proportional to 4,863.95, 6,712.28 and 2,768.07 is: 3,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.95 : 6,712.28 = 2,768.07 : x
  2. Step 2: Convert to fraction form
    4,863.95/6,712.28 = 2,768.07/x
  3. Step 3: Cross multiply
    4,863.95x = 6,712.28 × 2,768.07
  4. Step 4: Simplify right side
    4,863.95x = 18,580,047.06
  5. Step 5: Solve for x
    x = 18,580,047.06/4,863.95
  6. Step 6: Final answer
    x = 3,819.95

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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.