Home / 7,549.12-11,334.48-4,261.60

Finding the Fourth Proportional to 7,549.12, 11,334.48 and 4,261.60

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Solution

The fourth proportional to 7,549.12, 11,334.48 and 4,261.60 is: 6,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.12 : 11,334.48 = 4,261.60 : x
  2. Step 2: Convert to fraction form
    7,549.12/11,334.48 = 4,261.60/x
  3. Step 3: Cross multiply
    7,549.12x = 11,334.48 × 4,261.60
  4. Step 4: Simplify right side
    7,549.12x = 48,303,019.97
  5. Step 5: Solve for x
    x = 48,303,019.97/7,549.12
  6. Step 6: Final answer
    x = 6,398.50

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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.