Home / 2,372.40-3,273.48-2,040.30

Finding the Fourth Proportional to 2,372.40, 3,273.48 and 2,040.30

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Solution

The fourth proportional to 2,372.40, 3,273.48 and 2,040.30 is: 2,815.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.40 : 3,273.48 = 2,040.30 : x
  2. Step 2: Convert to fraction form
    2,372.40/3,273.48 = 2,040.30/x
  3. Step 3: Cross multiply
    2,372.40x = 3,273.48 × 2,040.30
  4. Step 4: Simplify right side
    2,372.40x = 6,678,881.24
  5. Step 5: Solve for x
    x = 6,678,881.24/2,372.40
  6. Step 6: Final answer
    x = 2,815.24

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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.