Home / 7,400.26-10,214.40-4,418.11

Finding the Fourth Proportional to 7,400.26, 10,214.40 and 4,418.11

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Solution

The fourth proportional to 7,400.26, 10,214.40 and 4,418.11 is: 6,098.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.26 : 10,214.40 = 4,418.11 : x
  2. Step 2: Convert to fraction form
    7,400.26/10,214.40 = 4,418.11/x
  3. Step 3: Cross multiply
    7,400.26x = 10,214.40 × 4,418.11
  4. Step 4: Simplify right side
    7,400.26x = 45,128,342.78
  5. Step 5: Solve for x
    x = 45,128,342.78/7,400.26
  6. Step 6: Final answer
    x = 6,098.21

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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.