Home / 6,444.68-9,665.44-1,764.70

Finding the Fourth Proportional to 6,444.68, 9,665.44 and 1,764.70

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Solution

The fourth proportional to 6,444.68, 9,665.44 and 1,764.70 is: 2,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.68 : 9,665.44 = 1,764.70 : x
  2. Step 2: Convert to fraction form
    6,444.68/9,665.44 = 1,764.70/x
  3. Step 3: Cross multiply
    6,444.68x = 9,665.44 × 1,764.70
  4. Step 4: Simplify right side
    6,444.68x = 17,056,601.97
  5. Step 5: Solve for x
    x = 17,056,601.97/6,444.68
  6. Step 6: Final answer
    x = 2,646.62

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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.