Home / 7,507.54-10,360.96-4,321.80

Finding the Fourth Proportional to 7,507.54, 10,360.96 and 4,321.80

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Solution

The fourth proportional to 7,507.54, 10,360.96 and 4,321.80 is: 5,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.54 : 10,360.96 = 4,321.80 : x
  2. Step 2: Convert to fraction form
    7,507.54/10,360.96 = 4,321.80/x
  3. Step 3: Cross multiply
    7,507.54x = 10,360.96 × 4,321.80
  4. Step 4: Simplify right side
    7,507.54x = 44,777,996.93
  5. Step 5: Solve for x
    x = 44,777,996.93/7,507.54
  6. Step 6: Final answer
    x = 5,964.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.