Home / 3,554.40-5,331.48-2,392.74

Finding the Fourth Proportional to 3,554.40, 5,331.48 and 2,392.74

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Solution

The fourth proportional to 3,554.40, 5,331.48 and 2,392.74 is: 3,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.40 : 5,331.48 = 2,392.74 : x
  2. Step 2: Convert to fraction form
    3,554.40/5,331.48 = 2,392.74/x
  3. Step 3: Cross multiply
    3,554.40x = 5,331.48 × 2,392.74
  4. Step 4: Simplify right side
    3,554.40x = 12,756,845.46
  5. Step 5: Solve for x
    x = 12,756,845.46/3,554.40
  6. Step 6: Final answer
    x = 3,589.03

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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.