Home / 5,561.72-8,344.90-2,440.10

Finding the Fourth Proportional to 5,561.72, 8,344.90 and 2,440.10

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Solution

The fourth proportional to 5,561.72, 8,344.90 and 2,440.10 is: 3,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.72 : 8,344.90 = 2,440.10 : x
  2. Step 2: Convert to fraction form
    5,561.72/8,344.90 = 2,440.10/x
  3. Step 3: Cross multiply
    5,561.72x = 8,344.90 × 2,440.10
  4. Step 4: Simplify right side
    5,561.72x = 20,362,390.49
  5. Step 5: Solve for x
    x = 20,362,390.49/5,561.72
  6. Step 6: Final answer
    x = 3,661.17

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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.