Home / 8,087.84-11,160.36-4,550.99

Finding the Fourth Proportional to 8,087.84, 11,160.36 and 4,550.99

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Solution

The fourth proportional to 8,087.84, 11,160.36 and 4,550.99 is: 6,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.84 : 11,160.36 = 4,550.99 : x
  2. Step 2: Convert to fraction form
    8,087.84/11,160.36 = 4,550.99/x
  3. Step 3: Cross multiply
    8,087.84x = 11,160.36 × 4,550.99
  4. Step 4: Simplify right side
    8,087.84x = 50,790,686.76
  5. Step 5: Solve for x
    x = 50,790,686.76/8,087.84
  6. Step 6: Final answer
    x = 6,279.88

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Half scale
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Double scale
Find fourth proportional to 8,088.84, 11,161.74 and 4,551.99
Similar ratio
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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.