Home / 5,550.10-8,325.15-2,261.40

Finding the Fourth Proportional to 5,550.10, 8,325.15 and 2,261.40

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Solution

The fourth proportional to 5,550.10, 8,325.15 and 2,261.40 is: 3,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.10 : 8,325.15 = 2,261.40 : x
  2. Step 2: Convert to fraction form
    5,550.10/8,325.15 = 2,261.40/x
  3. Step 3: Cross multiply
    5,550.10x = 8,325.15 × 2,261.40
  4. Step 4: Simplify right side
    5,550.10x = 18,826,494.21
  5. Step 5: Solve for x
    x = 18,826,494.21/5,550.10
  6. Step 6: Final answer
    x = 3,392.10

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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.