Home / 3,300.49-4,925.94-2,853.78

Finding the Fourth Proportional to 3,300.49, 4,925.94 and 2,853.78

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Solution

The fourth proportional to 3,300.49, 4,925.94 and 2,853.78 is: 4,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.49 : 4,925.94 = 2,853.78 : x
  2. Step 2: Convert to fraction form
    3,300.49/4,925.94 = 2,853.78/x
  3. Step 3: Cross multiply
    3,300.49x = 4,925.94 × 2,853.78
  4. Step 4: Simplify right side
    3,300.49x = 14,057,549.05
  5. Step 5: Solve for x
    x = 14,057,549.05/3,300.49
  6. Step 6: Final answer
    x = 4,259.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.