Home / 2,318.06-3,478.32-1,674.11

Finding the Fourth Proportional to 2,318.06, 3,478.32 and 1,674.11

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Solution

The fourth proportional to 2,318.06, 3,478.32 and 1,674.11 is: 2,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.06 : 3,478.32 = 1,674.11 : x
  2. Step 2: Convert to fraction form
    2,318.06/3,478.32 = 1,674.11/x
  3. Step 3: Cross multiply
    2,318.06x = 3,478.32 × 1,674.11
  4. Step 4: Simplify right side
    2,318.06x = 5,823,072.90
  5. Step 5: Solve for x
    x = 5,823,072.90/2,318.06
  6. Step 6: Final answer
    x = 2,512.05

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1.5x scale

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.