Home / 3,437.72-4,744.51-2,040.56

Finding the Fourth Proportional to 3,437.72, 4,744.51 and 2,040.56

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Solution

The fourth proportional to 3,437.72, 4,744.51 and 2,040.56 is: 2,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.72 : 4,744.51 = 2,040.56 : x
  2. Step 2: Convert to fraction form
    3,437.72/4,744.51 = 2,040.56/x
  3. Step 3: Cross multiply
    3,437.72x = 4,744.51 × 2,040.56
  4. Step 4: Simplify right side
    3,437.72x = 9,681,428.50
  5. Step 5: Solve for x
    x = 9,681,428.50/3,437.72
  6. Step 6: Final answer
    x = 2,816.24

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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.