Home / 10,535.87-15,804.75-2,744.75

Finding the Fourth Proportional to 10,535.87, 15,804.75 and 2,744.75

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Solution

The fourth proportional to 10,535.87, 15,804.75 and 2,744.75 is: 4,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.87 : 15,804.75 = 2,744.75 : x
  2. Step 2: Convert to fraction form
    10,535.87/15,804.75 = 2,744.75/x
  3. Step 3: Cross multiply
    10,535.87x = 15,804.75 × 2,744.75
  4. Step 4: Simplify right side
    10,535.87x = 43,380,137.37
  5. Step 5: Solve for x
    x = 43,380,137.37/10,535.87
  6. Step 6: Final answer
    x = 4,117.37

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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.