Home / 11,055.51-16,587.83-4,480.02

Finding the Fourth Proportional to 11,055.51, 16,587.83 and 4,480.02

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Solution

The fourth proportional to 11,055.51, 16,587.83 and 4,480.02 is: 6,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.51 : 16,587.83 = 4,480.02 : x
  2. Step 2: Convert to fraction form
    11,055.51/16,587.83 = 4,480.02/x
  3. Step 3: Cross multiply
    11,055.51x = 16,587.83 × 4,480.02
  4. Step 4: Simplify right side
    11,055.51x = 74,313,787.76
  5. Step 5: Solve for x
    x = 74,313,787.76/11,055.51
  6. Step 6: Final answer
    x = 6,721.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.