Home / 10,878.23-16,317.44-3,482.52

Finding the Fourth Proportional to 10,878.23, 16,317.44 and 3,482.52

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Solution

The fourth proportional to 10,878.23, 16,317.44 and 3,482.52 is: 5,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878.23 : 16,317.44 = 3,482.52 : x
  2. Step 2: Convert to fraction form
    10,878.23/16,317.44 = 3,482.52/x
  3. Step 3: Cross multiply
    10,878.23x = 16,317.44 × 3,482.52
  4. Step 4: Simplify right side
    10,878.23x = 56,825,793.74
  5. Step 5: Solve for x
    x = 56,825,793.74/10,878.23
  6. Step 6: Final answer
    x = 5,223.81

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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.