Home / 11,068.02-16,602-5,141.66

Finding the Fourth Proportional to 11,068.02, 16,602 and 5,141.66

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Solution

The fourth proportional to 11,068.02, 16,602 and 5,141.66 is: 7,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.02 : 16,602 = 5,141.66 : x
  2. Step 2: Convert to fraction form
    11,068.02/16,602 = 5,141.66/x
  3. Step 3: Cross multiply
    11,068.02x = 16,602 × 5,141.66
  4. Step 4: Simplify right side
    11,068.02x = 85,361,839.32
  5. Step 5: Solve for x
    x = 85,361,839.32/11,068.02
  6. Step 6: Final answer
    x = 7,712.48

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Why These Related Problems?

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