Home / 11,219.63-15,483.29-6,183.82

Finding the Fourth Proportional to 11,219.63, 15,483.29 and 6,183.82

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Solution

The fourth proportional to 11,219.63, 15,483.29 and 6,183.82 is: 8,533.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.63 : 15,483.29 = 6,183.82 : x
  2. Step 2: Convert to fraction form
    11,219.63/15,483.29 = 6,183.82/x
  3. Step 3: Cross multiply
    11,219.63x = 15,483.29 × 6,183.82
  4. Step 4: Simplify right side
    11,219.63x = 95,745,808.74
  5. Step 5: Solve for x
    x = 95,745,808.74/11,219.63
  6. Step 6: Final answer
    x = 8,533.77

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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.