Home / 8,860.16-12,227.20-4,881.36

Finding the Fourth Proportional to 8,860.16, 12,227.20 and 4,881.36

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Solution

The fourth proportional to 8,860.16, 12,227.20 and 4,881.36 is: 6,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.16 : 12,227.20 = 4,881.36 : x
  2. Step 2: Convert to fraction form
    8,860.16/12,227.20 = 4,881.36/x
  3. Step 3: Cross multiply
    8,860.16x = 12,227.20 × 4,881.36
  4. Step 4: Simplify right side
    8,860.16x = 59,685,364.99
  5. Step 5: Solve for x
    x = 59,685,364.99/8,860.16
  6. Step 6: Final answer
    x = 6,736.38

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Half scale
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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.