Home / 10,494-15,741.05-2,702.79

Finding the Fourth Proportional to 10,494, 15,741.05 and 2,702.79

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Solution

The fourth proportional to 10,494, 15,741.05 and 2,702.79 is: 4,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494 : 15,741.05 = 2,702.79 : x
  2. Step 2: Convert to fraction form
    10,494/15,741.05 = 2,702.79/x
  3. Step 3: Cross multiply
    10,494x = 15,741.05 × 2,702.79
  4. Step 4: Simplify right side
    10,494x = 42,544,739.02
  5. Step 5: Solve for x
    x = 42,544,739.02/10,494
  6. Step 6: Final answer
    x = 4,054.20

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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.