Home / 9,015.69-13,528.38-3,754.32

Finding the Fourth Proportional to 9,015.69, 13,528.38 and 3,754.32

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Solution

The fourth proportional to 9,015.69, 13,528.38 and 3,754.32 is: 5,633.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.69 : 13,528.38 = 3,754.32 : x
  2. Step 2: Convert to fraction form
    9,015.69/13,528.38 = 3,754.32/x
  3. Step 3: Cross multiply
    9,015.69x = 13,528.38 × 3,754.32
  4. Step 4: Simplify right side
    9,015.69x = 50,789,867.60
  5. Step 5: Solve for x
    x = 50,789,867.60/9,015.69
  6. Step 6: Final answer
    x = 5,633.50

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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.