Home / 9,741.70-13,444.79-6,387.34

Finding the Fourth Proportional to 9,741.70, 13,444.79 and 6,387.34

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Solution

The fourth proportional to 9,741.70, 13,444.79 and 6,387.34 is: 8,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.70 : 13,444.79 = 6,387.34 : x
  2. Step 2: Convert to fraction form
    9,741.70/13,444.79 = 6,387.34/x
  3. Step 3: Cross multiply
    9,741.70x = 13,444.79 × 6,387.34
  4. Step 4: Simplify right side
    9,741.70x = 85,876,444.96
  5. Step 5: Solve for x
    x = 85,876,444.96/9,741.70
  6. Step 6: Final answer
    x = 8,815.34

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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.