Home / 10,987.62-16,483.87-6,054.72

Finding the Fourth Proportional to 10,987.62, 16,483.87 and 6,054.72

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Solution

The fourth proportional to 10,987.62, 16,483.87 and 6,054.72 is: 9,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987.62 : 16,483.87 = 6,054.72 : x
  2. Step 2: Convert to fraction form
    10,987.62/16,483.87 = 6,054.72/x
  3. Step 3: Cross multiply
    10,987.62x = 16,483.87 × 6,054.72
  4. Step 4: Simplify right side
    10,987.62x = 99,805,134.95
  5. Step 5: Solve for x
    x = 99,805,134.95/10,987.62
  6. Step 6: Final answer
    x = 9,083.42

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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.