Home / 3,908.84-5,394.90-2,337.08

Finding the Fourth Proportional to 3,908.84, 5,394.90 and 2,337.08

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Solution

The fourth proportional to 3,908.84, 5,394.90 and 2,337.08 is: 3,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.84 : 5,394.90 = 2,337.08 : x
  2. Step 2: Convert to fraction form
    3,908.84/5,394.90 = 2,337.08/x
  3. Step 3: Cross multiply
    3,908.84x = 5,394.90 × 2,337.08
  4. Step 4: Simplify right side
    3,908.84x = 12,608,312.89
  5. Step 5: Solve for x
    x = 12,608,312.89/3,908.84
  6. Step 6: Final answer
    x = 3,225.59

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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.