Home / 2,411.77-3,328.19-1,363.81

Finding the Fourth Proportional to 2,411.77, 3,328.19 and 1,363.81

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Solution

The fourth proportional to 2,411.77, 3,328.19 and 1,363.81 is: 1,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.77 : 3,328.19 = 1,363.81 : x
  2. Step 2: Convert to fraction form
    2,411.77/3,328.19 = 1,363.81/x
  3. Step 3: Cross multiply
    2,411.77x = 3,328.19 × 1,363.81
  4. Step 4: Simplify right side
    2,411.77x = 4,539,018.80
  5. Step 5: Solve for x
    x = 4,539,018.80/2,411.77
  6. Step 6: Final answer
    x = 1,882.03

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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.