Home / 3,541.82-4,887.15-2,215.04

Finding the Fourth Proportional to 3,541.82, 4,887.15 and 2,215.04

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Solution

The fourth proportional to 3,541.82, 4,887.15 and 2,215.04 is: 3,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.82 : 4,887.15 = 2,215.04 : x
  2. Step 2: Convert to fraction form
    3,541.82/4,887.15 = 2,215.04/x
  3. Step 3: Cross multiply
    3,541.82x = 4,887.15 × 2,215.04
  4. Step 4: Simplify right side
    3,541.82x = 10,825,232.74
  5. Step 5: Solve for x
    x = 10,825,232.74/3,541.82
  6. Step 6: Final answer
    x = 3,056.40

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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.