Home / 4,864.16-6,712.80-2,768.96

Finding the Fourth Proportional to 4,864.16, 6,712.80 and 2,768.96

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Solution

The fourth proportional to 4,864.16, 6,712.80 and 2,768.96 is: 3,821.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.16 : 6,712.80 = 2,768.96 : x
  2. Step 2: Convert to fraction form
    4,864.16/6,712.80 = 2,768.96/x
  3. Step 3: Cross multiply
    4,864.16x = 6,712.80 × 2,768.96
  4. Step 4: Simplify right side
    4,864.16x = 18,587,474.69
  5. Step 5: Solve for x
    x = 18,587,474.69/4,864.16
  6. Step 6: Final answer
    x = 3,821.31

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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.