Home / 2,554.12-3,523.36-1,715.12

Finding the Fourth Proportional to 2,554.12, 3,523.36 and 1,715.12

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Solution

The fourth proportional to 2,554.12, 3,523.36 and 1,715.12 is: 2,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.12 : 3,523.36 = 1,715.12 : x
  2. Step 2: Convert to fraction form
    2,554.12/3,523.36 = 1,715.12/x
  3. Step 3: Cross multiply
    2,554.12x = 3,523.36 × 1,715.12
  4. Step 4: Simplify right side
    2,554.12x = 6,042,967.59
  5. Step 5: Solve for x
    x = 6,042,967.59/2,554.12
  6. Step 6: Final answer
    x = 2,365.97

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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.