Home / 10,356.26-15,531.64-4,511.50

Finding the Fourth Proportional to 10,356.26, 15,531.64 and 4,511.50

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Solution

The fourth proportional to 10,356.26, 15,531.64 and 4,511.50 is: 6,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.26 : 15,531.64 = 4,511.50 : x
  2. Step 2: Convert to fraction form
    10,356.26/15,531.64 = 4,511.50/x
  3. Step 3: Cross multiply
    10,356.26x = 15,531.64 × 4,511.50
  4. Step 4: Simplify right side
    10,356.26x = 70,070,993.86
  5. Step 5: Solve for x
    x = 70,070,993.86/10,356.26
  6. Step 6: Final answer
    x = 6,766.05

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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.