Home / 6,444.66-9,665.41-2,061.21

Finding the Fourth Proportional to 6,444.66, 9,665.41 and 2,061.21

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Solution

The fourth proportional to 6,444.66, 9,665.41 and 2,061.21 is: 3,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.66 : 9,665.41 = 2,061.21 : x
  2. Step 2: Convert to fraction form
    6,444.66/9,665.41 = 2,061.21/x
  3. Step 3: Cross multiply
    6,444.66x = 9,665.41 × 2,061.21
  4. Step 4: Simplify right side
    6,444.66x = 19,922,386.27
  5. Step 5: Solve for x
    x = 19,922,386.27/6,444.66
  6. Step 6: Final answer
    x = 3,091.30

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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.