Home / 4,908.49-7,363.40-2,278.55

Finding the Fourth Proportional to 4,908.49, 7,363.40 and 2,278.55

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Solution

The fourth proportional to 4,908.49, 7,363.40 and 2,278.55 is: 3,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.49 : 7,363.40 = 2,278.55 : x
  2. Step 2: Convert to fraction form
    4,908.49/7,363.40 = 2,278.55/x
  3. Step 3: Cross multiply
    4,908.49x = 7,363.40 × 2,278.55
  4. Step 4: Simplify right side
    4,908.49x = 16,777,875.07
  5. Step 5: Solve for x
    x = 16,777,875.07/4,908.49
  6. Step 6: Final answer
    x = 3,418.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.