Home / 9,240.09-13,866.81-3,694.98

Finding the Fourth Proportional to 9,240.09, 13,866.81 and 3,694.98

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Solution

The fourth proportional to 9,240.09, 13,866.81 and 3,694.98 is: 5,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.09 : 13,866.81 = 3,694.98 : x
  2. Step 2: Convert to fraction form
    9,240.09/13,866.81 = 3,694.98/x
  3. Step 3: Cross multiply
    9,240.09x = 13,866.81 × 3,694.98
  4. Step 4: Simplify right side
    9,240.09x = 51,237,585.61
  5. Step 5: Solve for x
    x = 51,237,585.61/9,240.09
  6. Step 6: Final answer
    x = 5,545.14

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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.