Home / 10,943.07-16,411.09-3,545.75

Finding the Fourth Proportional to 10,943.07, 16,411.09 and 3,545.75

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Solution

The fourth proportional to 10,943.07, 16,411.09 and 3,545.75 is: 5,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.07 : 16,411.09 = 3,545.75 : x
  2. Step 2: Convert to fraction form
    10,943.07/16,411.09 = 3,545.75/x
  3. Step 3: Cross multiply
    10,943.07x = 16,411.09 × 3,545.75
  4. Step 4: Simplify right side
    10,943.07x = 58,189,622.37
  5. Step 5: Solve for x
    x = 58,189,622.37/10,943.07
  6. Step 6: Final answer
    x = 5,317.49

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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.