Home / 8,100.19-11,178.29-4,563.46

Finding the Fourth Proportional to 8,100.19, 11,178.29 and 4,563.46

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Solution

The fourth proportional to 8,100.19, 11,178.29 and 4,563.46 is: 6,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.19 : 11,178.29 = 4,563.46 : x
  2. Step 2: Convert to fraction form
    8,100.19/11,178.29 = 4,563.46/x
  3. Step 3: Cross multiply
    8,100.19x = 11,178.29 × 4,563.46
  4. Step 4: Simplify right side
    8,100.19x = 51,011,662.75
  5. Step 5: Solve for x
    x = 51,011,662.75/8,100.19
  6. Step 6: Final answer
    x = 6,297.59

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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.