Home / 10,425.11-15,639.26-3,501.23

Finding the Fourth Proportional to 10,425.11, 15,639.26 and 3,501.23

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Solution

The fourth proportional to 10,425.11, 15,639.26 and 3,501.23 is: 5,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.11 : 15,639.26 = 3,501.23 : x
  2. Step 2: Convert to fraction form
    10,425.11/15,639.26 = 3,501.23/x
  3. Step 3: Cross multiply
    10,425.11x = 15,639.26 × 3,501.23
  4. Step 4: Simplify right side
    10,425.11x = 54,756,550.59
  5. Step 5: Solve for x
    x = 54,756,550.59/10,425.11
  6. Step 6: Final answer
    x = 5,252.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.