Home / 7,236.16-10,846.40-3,540.88

Finding the Fourth Proportional to 7,236.16, 10,846.40 and 3,540.88

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Solution

The fourth proportional to 7,236.16, 10,846.40 and 3,540.88 is: 5,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.16 : 10,846.40 = 3,540.88 : x
  2. Step 2: Convert to fraction form
    7,236.16/10,846.40 = 3,540.88/x
  3. Step 3: Cross multiply
    7,236.16x = 10,846.40 × 3,540.88
  4. Step 4: Simplify right side
    7,236.16x = 38,405,800.83
  5. Step 5: Solve for x
    x = 38,405,800.83/7,236.16
  6. Step 6: Final answer
    x = 5,307.48

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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.