Home / 3,363.12-4,628.88-2,864.16

Finding the Fourth Proportional to 3,363.12, 4,628.88 and 2,864.16

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Solution

The fourth proportional to 3,363.12, 4,628.88 and 2,864.16 is: 3,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.12 : 4,628.88 = 2,864.16 : x
  2. Step 2: Convert to fraction form
    3,363.12/4,628.88 = 2,864.16/x
  3. Step 3: Cross multiply
    3,363.12x = 4,628.88 × 2,864.16
  4. Step 4: Simplify right side
    3,363.12x = 13,257,852.94
  5. Step 5: Solve for x
    x = 13,257,852.94/3,363.12
  6. Step 6: Final answer
    x = 3,942.13

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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.