Home / 5,359.42-7,395.78-3,001.56

Finding the Fourth Proportional to 5,359.42, 7,395.78 and 3,001.56

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Solution

The fourth proportional to 5,359.42, 7,395.78 and 3,001.56 is: 4,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.42 : 7,395.78 = 3,001.56 : x
  2. Step 2: Convert to fraction form
    5,359.42/7,395.78 = 3,001.56/x
  3. Step 3: Cross multiply
    5,359.42x = 7,395.78 × 3,001.56
  4. Step 4: Simplify right side
    5,359.42x = 22,198,877.42
  5. Step 5: Solve for x
    x = 22,198,877.42/5,359.42
  6. Step 6: Final answer
    x = 4,142.03

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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.