Home / 7,650.12-11,452.76-5,808.45

Finding the Fourth Proportional to 7,650.12, 11,452.76 and 5,808.45

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Solution

The fourth proportional to 7,650.12, 11,452.76 and 5,808.45 is: 8,695.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.12 : 11,452.76 = 5,808.45 : x
  2. Step 2: Convert to fraction form
    7,650.12/11,452.76 = 5,808.45/x
  3. Step 3: Cross multiply
    7,650.12x = 11,452.76 × 5,808.45
  4. Step 4: Simplify right side
    7,650.12x = 66,522,783.82
  5. Step 5: Solve for x
    x = 66,522,783.82/7,650.12
  6. Step 6: Final answer
    x = 8,695.65

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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.