Home / 11,781.18-16,258.04-6,476.02

Finding the Fourth Proportional to 11,781.18, 16,258.04 and 6,476.02

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Solution

The fourth proportional to 11,781.18, 16,258.04 and 6,476.02 is: 8,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781.18 : 16,258.04 = 6,476.02 : x
  2. Step 2: Convert to fraction form
    11,781.18/16,258.04 = 6,476.02/x
  3. Step 3: Cross multiply
    11,781.18x = 16,258.04 × 6,476.02
  4. Step 4: Simplify right side
    11,781.18x = 105,287,392.20
  5. Step 5: Solve for x
    x = 105,287,392.20/11,781.18
  6. Step 6: Final answer
    x = 8,936.91

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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.