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Finding the Fourth Proportional to 8,883.11, 12,258.71 and 4,904.23

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Solution

The fourth proportional to 8,883.11, 12,258.71 and 4,904.23 is: 6,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.11 : 12,258.71 = 4,904.23 : x
  2. Step 2: Convert to fraction form
    8,883.11/12,258.71 = 4,904.23/x
  3. Step 3: Cross multiply
    8,883.11x = 12,258.71 × 4,904.23
  4. Step 4: Simplify right side
    8,883.11x = 60,119,533.34
  5. Step 5: Solve for x
    x = 60,119,533.34/8,883.11
  6. Step 6: Final answer
    x = 6,767.85

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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.