Home / 7,321.60-10,954.96-4,349.16

Finding the Fourth Proportional to 7,321.60, 10,954.96 and 4,349.16

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Solution

The fourth proportional to 7,321.60, 10,954.96 and 4,349.16 is: 6,507.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.60 : 10,954.96 = 4,349.16 : x
  2. Step 2: Convert to fraction form
    7,321.60/10,954.96 = 4,349.16/x
  3. Step 3: Cross multiply
    7,321.60x = 10,954.96 × 4,349.16
  4. Step 4: Simplify right side
    7,321.60x = 47,644,873.83
  5. Step 5: Solve for x
    x = 47,644,873.83/7,321.60
  6. Step 6: Final answer
    x = 6,507.44

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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.