Home / 10,559.16-15,837.83-3,165.28

Finding the Fourth Proportional to 10,559.16, 15,837.83 and 3,165.28

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Solution

The fourth proportional to 10,559.16, 15,837.83 and 3,165.28 is: 4,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.16 : 15,837.83 = 3,165.28 : x
  2. Step 2: Convert to fraction form
    10,559.16/15,837.83 = 3,165.28/x
  3. Step 3: Cross multiply
    10,559.16x = 15,837.83 × 3,165.28
  4. Step 4: Simplify right side
    10,559.16x = 50,131,166.54
  5. Step 5: Solve for x
    x = 50,131,166.54/10,559.16
  6. Step 6: Final answer
    x = 4,747.65

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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.