Home / 3,554.52-4,904.98-1,961.07

Finding the Fourth Proportional to 3,554.52, 4,904.98 and 1,961.07

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Solution

The fourth proportional to 3,554.52, 4,904.98 and 1,961.07 is: 2,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.52 : 4,904.98 = 1,961.07 : x
  2. Step 2: Convert to fraction form
    3,554.52/4,904.98 = 1,961.07/x
  3. Step 3: Cross multiply
    3,554.52x = 4,904.98 × 1,961.07
  4. Step 4: Simplify right side
    3,554.52x = 9,619,005.14
  5. Step 5: Solve for x
    x = 9,619,005.14/3,554.52
  6. Step 6: Final answer
    x = 2,706.14

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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.