Home / 2,437.21-3,645.78-2,026.90

Finding the Fourth Proportional to 2,437.21, 3,645.78 and 2,026.90

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Solution

The fourth proportional to 2,437.21, 3,645.78 and 2,026.90 is: 3,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.21 : 3,645.78 = 2,026.90 : x
  2. Step 2: Convert to fraction form
    2,437.21/3,645.78 = 2,026.90/x
  3. Step 3: Cross multiply
    2,437.21x = 3,645.78 × 2,026.90
  4. Step 4: Simplify right side
    2,437.21x = 7,389,631.48
  5. Step 5: Solve for x
    x = 7,389,631.48/2,437.21
  6. Step 6: Final answer
    x = 3,032.00

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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.