Home / 6,445.91-9,666.78-2,062.32

Finding the Fourth Proportional to 6,445.91, 9,666.78 and 2,062.32

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Solution

The fourth proportional to 6,445.91, 9,666.78 and 2,062.32 is: 3,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.91 : 9,666.78 = 2,062.32 : x
  2. Step 2: Convert to fraction form
    6,445.91/9,666.78 = 2,062.32/x
  3. Step 3: Cross multiply
    6,445.91x = 9,666.78 × 2,062.32
  4. Step 4: Simplify right side
    6,445.91x = 19,935,993.73
  5. Step 5: Solve for x
    x = 19,935,993.73/6,445.91
  6. Step 6: Final answer
    x = 3,092.82

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1.5x scale

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.