Home / 10,680.96-14,736.64-6,702.08

Finding the Fourth Proportional to 10,680.96, 14,736.64 and 6,702.08

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Solution

The fourth proportional to 10,680.96, 14,736.64 and 6,702.08 is: 9,246.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.96 : 14,736.64 = 6,702.08 : x
  2. Step 2: Convert to fraction form
    10,680.96/14,736.64 = 6,702.08/x
  3. Step 3: Cross multiply
    10,680.96x = 14,736.64 × 6,702.08
  4. Step 4: Simplify right side
    10,680.96x = 98,766,140.21
  5. Step 5: Solve for x
    x = 98,766,140.21/10,680.96
  6. Step 6: Final answer
    x = 9,246.93

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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.