Home / 11,219.28-15,482.52-6,183.51

Finding the Fourth Proportional to 11,219.28, 15,482.52 and 6,183.51

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Solution

The fourth proportional to 11,219.28, 15,482.52 and 6,183.51 is: 8,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.28 : 15,482.52 = 6,183.51 : x
  2. Step 2: Convert to fraction form
    11,219.28/15,482.52 = 6,183.51/x
  3. Step 3: Cross multiply
    11,219.28x = 15,482.52 × 6,183.51
  4. Step 4: Simplify right side
    11,219.28x = 95,736,255.29
  5. Step 5: Solve for x
    x = 95,736,255.29/11,219.28
  6. Step 6: Final answer
    x = 8,533.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.