Home / 8,776.14-12,110.88-4,797.28

Finding the Fourth Proportional to 8,776.14, 12,110.88 and 4,797.28

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Solution

The fourth proportional to 8,776.14, 12,110.88 and 4,797.28 is: 6,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.14 : 12,110.88 = 4,797.28 : x
  2. Step 2: Convert to fraction form
    8,776.14/12,110.88 = 4,797.28/x
  3. Step 3: Cross multiply
    8,776.14x = 12,110.88 × 4,797.28
  4. Step 4: Simplify right side
    8,776.14x = 58,099,315.53
  5. Step 5: Solve for x
    x = 58,099,315.53/8,776.14
  6. Step 6: Final answer
    x = 6,620.15

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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.