Home / 10,859.41-16,290.11-3,838.69

Finding the Fourth Proportional to 10,859.41, 16,290.11 and 3,838.69

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Solution

The fourth proportional to 10,859.41, 16,290.11 and 3,838.69 is: 5,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.41 : 16,290.11 = 3,838.69 : x
  2. Step 2: Convert to fraction form
    10,859.41/16,290.11 = 3,838.69/x
  3. Step 3: Cross multiply
    10,859.41x = 16,290.11 × 3,838.69
  4. Step 4: Simplify right side
    10,859.41x = 62,532,581.71
  5. Step 5: Solve for x
    x = 62,532,581.71/10,859.41
  6. Step 6: Final answer
    x = 5,758.38

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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.