Home / 7,261.44-10,020.38-4,031.10

Finding the Fourth Proportional to 7,261.44, 10,020.38 and 4,031.10

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Solution

The fourth proportional to 7,261.44, 10,020.38 and 4,031.10 is: 5,562.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.44 : 10,020.38 = 4,031.10 : x
  2. Step 2: Convert to fraction form
    7,261.44/10,020.38 = 4,031.10/x
  3. Step 3: Cross multiply
    7,261.44x = 10,020.38 × 4,031.10
  4. Step 4: Simplify right side
    7,261.44x = 40,393,153.82
  5. Step 5: Solve for x
    x = 40,393,153.82/7,261.44
  6. Step 6: Final answer
    x = 5,562.69

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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.