Home / 3,630.84-5,446.68-1,551.08

Finding the Fourth Proportional to 3,630.84, 5,446.68 and 1,551.08

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Solution

The fourth proportional to 3,630.84, 5,446.68 and 1,551.08 is: 2,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.84 : 5,446.68 = 1,551.08 : x
  2. Step 2: Convert to fraction form
    3,630.84/5,446.68 = 1,551.08/x
  3. Step 3: Cross multiply
    3,630.84x = 5,446.68 × 1,551.08
  4. Step 4: Simplify right side
    3,630.84x = 8,448,244.21
  5. Step 5: Solve for x
    x = 8,448,244.21/3,630.84
  6. Step 6: Final answer
    x = 2,326.80

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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.