Home / 10,726.87-16,089.51-3,611.15

Finding the Fourth Proportional to 10,726.87, 16,089.51 and 3,611.15

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Solution

The fourth proportional to 10,726.87, 16,089.51 and 3,611.15 is: 5,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.87 : 16,089.51 = 3,611.15 : x
  2. Step 2: Convert to fraction form
    10,726.87/16,089.51 = 3,611.15/x
  3. Step 3: Cross multiply
    10,726.87x = 16,089.51 × 3,611.15
  4. Step 4: Simplify right side
    10,726.87x = 58,101,634.04
  5. Step 5: Solve for x
    x = 58,101,634.04/10,726.87
  6. Step 6: Final answer
    x = 5,416.46

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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.