Home / 6,635.40-9,107.99-5,872.74

Finding the Fourth Proportional to 6,635.40, 9,107.99 and 5,872.74

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Solution

The fourth proportional to 6,635.40, 9,107.99 and 5,872.74 is: 8,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.40 : 9,107.99 = 5,872.74 : x
  2. Step 2: Convert to fraction form
    6,635.40/9,107.99 = 5,872.74/x
  3. Step 3: Cross multiply
    6,635.40x = 9,107.99 × 5,872.74
  4. Step 4: Simplify right side
    6,635.40x = 53,488,827.83
  5. Step 5: Solve for x
    x = 53,488,827.83/6,635.40
  6. Step 6: Final answer
    x = 8,061.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.