Home / 2,554.23-3,524.74-1,561.17

Finding the Fourth Proportional to 2,554.23, 3,524.74 and 1,561.17

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Solution

The fourth proportional to 2,554.23, 3,524.74 and 1,561.17 is: 2,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.23 : 3,524.74 = 1,561.17 : x
  2. Step 2: Convert to fraction form
    2,554.23/3,524.74 = 1,561.17/x
  3. Step 3: Cross multiply
    2,554.23x = 3,524.74 × 1,561.17
  4. Step 4: Simplify right side
    2,554.23x = 5,502,714.44
  5. Step 5: Solve for x
    x = 5,502,714.44/2,554.23
  6. Step 6: Final answer
    x = 2,154.35

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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.