Home / 11,219.93-15,483.61-6,184.34

Finding the Fourth Proportional to 11,219.93, 15,483.61 and 6,184.34

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Solution

The fourth proportional to 11,219.93, 15,483.61 and 6,184.34 is: 8,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.93 : 15,483.61 = 6,184.34 : x
  2. Step 2: Convert to fraction form
    11,219.93/15,483.61 = 6,184.34/x
  3. Step 3: Cross multiply
    11,219.93x = 15,483.61 × 6,184.34
  4. Step 4: Simplify right side
    11,219.93x = 95,755,905.80
  5. Step 5: Solve for x
    x = 95,755,905.80/11,219.93
  6. Step 6: Final answer
    x = 8,534.45

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Double scale
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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.