Home / 4,119.57-5,684.61-2,440.98

Finding the Fourth Proportional to 4,119.57, 5,684.61 and 2,440.98

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Solution

The fourth proportional to 4,119.57, 5,684.61 and 2,440.98 is: 3,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.57 : 5,684.61 = 2,440.98 : x
  2. Step 2: Convert to fraction form
    4,119.57/5,684.61 = 2,440.98/x
  3. Step 3: Cross multiply
    4,119.57x = 5,684.61 × 2,440.98
  4. Step 4: Simplify right side
    4,119.57x = 13,876,019.32
  5. Step 5: Solve for x
    x = 13,876,019.32/4,119.57
  6. Step 6: Final answer
    x = 3,368.32

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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.