Home / 10,845.69-16,273.80-4,277.40

Finding the Fourth Proportional to 10,845.69, 16,273.80 and 4,277.40

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Solution

The fourth proportional to 10,845.69, 16,273.80 and 4,277.40 is: 6,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.69 : 16,273.80 = 4,277.40 : x
  2. Step 2: Convert to fraction form
    10,845.69/16,273.80 = 4,277.40/x
  3. Step 3: Cross multiply
    10,845.69x = 16,273.80 × 4,277.40
  4. Step 4: Simplify right side
    10,845.69x = 69,609,552.12
  5. Step 5: Solve for x
    x = 69,609,552.12/10,845.69
  6. Step 6: Final answer
    x = 6,418.18

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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.