Home / 3,385.18-4,667.07-2,440.18

Finding the Fourth Proportional to 3,385.18, 4,667.07 and 2,440.18

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Solution

The fourth proportional to 3,385.18, 4,667.07 and 2,440.18 is: 3,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.18 : 4,667.07 = 2,440.18 : x
  2. Step 2: Convert to fraction form
    3,385.18/4,667.07 = 2,440.18/x
  3. Step 3: Cross multiply
    3,385.18x = 4,667.07 × 2,440.18
  4. Step 4: Simplify right side
    3,385.18x = 11,388,490.87
  5. Step 5: Solve for x
    x = 11,388,490.87/3,385.18
  6. Step 6: Final answer
    x = 3,364.22

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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.