Home / 4,118.81-5,683.64-2,440.08

Finding the Fourth Proportional to 4,118.81, 5,683.64 and 2,440.08

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Solution

The fourth proportional to 4,118.81, 5,683.64 and 2,440.08 is: 3,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.81 : 5,683.64 = 2,440.08 : x
  2. Step 2: Convert to fraction form
    4,118.81/5,683.64 = 2,440.08/x
  3. Step 3: Cross multiply
    4,118.81x = 5,683.64 × 2,440.08
  4. Step 4: Simplify right side
    4,118.81x = 13,868,524.09
  5. Step 5: Solve for x
    x = 13,868,524.09/4,118.81
  6. Step 6: Final answer
    x = 3,367.12

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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.