Home / 11,219.62-15,483.21-6,184.06

Finding the Fourth Proportional to 11,219.62, 15,483.21 and 6,184.06

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Solution

The fourth proportional to 11,219.62, 15,483.21 and 6,184.06 is: 8,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.62 : 15,483.21 = 6,184.06 : x
  2. Step 2: Convert to fraction form
    11,219.62/15,483.21 = 6,184.06/x
  3. Step 3: Cross multiply
    11,219.62x = 15,483.21 × 6,184.06
  4. Step 4: Simplify right side
    11,219.62x = 95,749,099.63
  5. Step 5: Solve for x
    x = 95,749,099.63/11,219.62
  6. Step 6: Final answer
    x = 8,534.08

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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.