Home / 3,722.34-5,580.78-2,261.24

Finding the Fourth Proportional to 3,722.34, 5,580.78 and 2,261.24

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Solution

The fourth proportional to 3,722.34, 5,580.78 and 2,261.24 is: 3,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.34 : 5,580.78 = 2,261.24 : x
  2. Step 2: Convert to fraction form
    3,722.34/5,580.78 = 2,261.24/x
  3. Step 3: Cross multiply
    3,722.34x = 5,580.78 × 2,261.24
  4. Step 4: Simplify right side
    3,722.34x = 12,619,482.97
  5. Step 5: Solve for x
    x = 12,619,482.97/3,722.34
  6. Step 6: Final answer
    x = 3,390.20

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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.