Home / 2,864.04-3,951.78-1,684.84

Finding the Fourth Proportional to 2,864.04, 3,951.78 and 1,684.84

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Solution

The fourth proportional to 2,864.04, 3,951.78 and 1,684.84 is: 2,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.04 : 3,951.78 = 1,684.84 : x
  2. Step 2: Convert to fraction form
    2,864.04/3,951.78 = 1,684.84/x
  3. Step 3: Cross multiply
    2,864.04x = 3,951.78 × 1,684.84
  4. Step 4: Simplify right side
    2,864.04x = 6,658,117.02
  5. Step 5: Solve for x
    x = 6,658,117.02/2,864.04
  6. Step 6: Final answer
    x = 2,324.73

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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.