Home / 3,822.04-5,275.36-2,330.78

Finding the Fourth Proportional to 3,822.04, 5,275.36 and 2,330.78

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Solution

The fourth proportional to 3,822.04, 5,275.36 and 2,330.78 is: 3,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.04 : 5,275.36 = 2,330.78 : x
  2. Step 2: Convert to fraction form
    3,822.04/5,275.36 = 2,330.78/x
  3. Step 3: Cross multiply
    3,822.04x = 5,275.36 × 2,330.78
  4. Step 4: Simplify right side
    3,822.04x = 12,295,703.58
  5. Step 5: Solve for x
    x = 12,295,703.58/3,822.04
  6. Step 6: Final answer
    x = 3,217.05

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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.