Home / 11,219.70-15,483.42-6,184.12

Finding the Fourth Proportional to 11,219.70, 15,483.42 and 6,184.12

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Solution

The fourth proportional to 11,219.70, 15,483.42 and 6,184.12 is: 8,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.70 : 15,483.42 = 6,184.12 : x
  2. Step 2: Convert to fraction form
    11,219.70/15,483.42 = 6,184.12/x
  3. Step 3: Cross multiply
    11,219.70x = 15,483.42 × 6,184.12
  4. Step 4: Simplify right side
    11,219.70x = 95,751,327.29
  5. Step 5: Solve for x
    x = 95,751,327.29/11,219.70
  6. Step 6: Final answer
    x = 8,534.21

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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.