Home / 8,860.01-12,226.38-4,880.38

Finding the Fourth Proportional to 8,860.01, 12,226.38 and 4,880.38

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Solution

The fourth proportional to 8,860.01, 12,226.38 and 4,880.38 is: 6,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.01 : 12,226.38 = 4,880.38 : x
  2. Step 2: Convert to fraction form
    8,860.01/12,226.38 = 4,880.38/x
  3. Step 3: Cross multiply
    8,860.01x = 12,226.38 × 4,880.38
  4. Step 4: Simplify right side
    8,860.01x = 59,669,354.48
  5. Step 5: Solve for x
    x = 59,669,354.48/8,860.01
  6. Step 6: Final answer
    x = 6,734.68

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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.