Home / 6,641.85-9,958.15-2,942.07

Finding the Fourth Proportional to 6,641.85, 9,958.15 and 2,942.07

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Solution

The fourth proportional to 6,641.85, 9,958.15 and 2,942.07 is: 4,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.85 : 9,958.15 = 2,942.07 : x
  2. Step 2: Convert to fraction form
    6,641.85/9,958.15 = 2,942.07/x
  3. Step 3: Cross multiply
    6,641.85x = 9,958.15 × 2,942.07
  4. Step 4: Simplify right side
    6,641.85x = 29,297,574.37
  5. Step 5: Solve for x
    x = 29,297,574.37/6,641.85
  6. Step 6: Final answer
    x = 4,411.06

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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.