Home / 4,429.71-6,112.80-2,440.26

Finding the Fourth Proportional to 4,429.71, 6,112.80 and 2,440.26

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Solution

The fourth proportional to 4,429.71, 6,112.80 and 2,440.26 is: 3,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.71 : 6,112.80 = 2,440.26 : x
  2. Step 2: Convert to fraction form
    4,429.71/6,112.80 = 2,440.26/x
  3. Step 3: Cross multiply
    4,429.71x = 6,112.80 × 2,440.26
  4. Step 4: Simplify right side
    4,429.71x = 14,916,821.33
  5. Step 5: Solve for x
    x = 14,916,821.33/4,429.71
  6. Step 6: Final answer
    x = 3,367.45

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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.