Home / 3,318.90-4,581.50-2,362.43

Finding the Fourth Proportional to 3,318.90, 4,581.50 and 2,362.43

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Solution

The fourth proportional to 3,318.90, 4,581.50 and 2,362.43 is: 3,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.90 : 4,581.50 = 2,362.43 : x
  2. Step 2: Convert to fraction form
    3,318.90/4,581.50 = 2,362.43/x
  3. Step 3: Cross multiply
    3,318.90x = 4,581.50 × 2,362.43
  4. Step 4: Simplify right side
    3,318.90x = 10,823,463.32
  5. Step 5: Solve for x
    x = 10,823,463.32/3,318.90
  6. Step 6: Final answer
    x = 3,261.16

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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.