Home / 7,226.13-10,830.32-4,108.75

Finding the Fourth Proportional to 7,226.13, 10,830.32 and 4,108.75

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Solution

The fourth proportional to 7,226.13, 10,830.32 and 4,108.75 is: 6,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.13 : 10,830.32 = 4,108.75 : x
  2. Step 2: Convert to fraction form
    7,226.13/10,830.32 = 4,108.75/x
  3. Step 3: Cross multiply
    7,226.13x = 10,830.32 × 4,108.75
  4. Step 4: Simplify right side
    7,226.13x = 44,499,077.30
  5. Step 5: Solve for x
    x = 44,499,077.30/7,226.13
  6. Step 6: Final answer
    x = 6,158.08

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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.