Home / 2,328.15-3,490.07-1,353.99

Finding the Fourth Proportional to 2,328.15, 3,490.07 and 1,353.99

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Solution

The fourth proportional to 2,328.15, 3,490.07 and 1,353.99 is: 2,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.15 : 3,490.07 = 1,353.99 : x
  2. Step 2: Convert to fraction form
    2,328.15/3,490.07 = 1,353.99/x
  3. Step 3: Cross multiply
    2,328.15x = 3,490.07 × 1,353.99
  4. Step 4: Simplify right side
    2,328.15x = 4,725,513.11
  5. Step 5: Solve for x
    x = 4,725,513.11/2,328.15
  6. Step 6: Final answer
    x = 2,029.73

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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.