Home / 2,411.80-3,328.23-1,363.84

Finding the Fourth Proportional to 2,411.80, 3,328.23 and 1,363.84

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Solution

The fourth proportional to 2,411.80, 3,328.23 and 1,363.84 is: 1,882.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.80 : 3,328.23 = 1,363.84 : x
  2. Step 2: Convert to fraction form
    2,411.80/3,328.23 = 1,363.84/x
  3. Step 3: Cross multiply
    2,411.80x = 3,328.23 × 1,363.84
  4. Step 4: Simplify right side
    2,411.80x = 4,539,173.20
  5. Step 5: Solve for x
    x = 4,539,173.20/2,411.80
  6. Step 6: Final answer
    x = 1,882.07

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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.