Home / 7,934.53-11,899.04-3,253.21

Finding the Fourth Proportional to 7,934.53, 11,899.04 and 3,253.21

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Solution

The fourth proportional to 7,934.53, 11,899.04 and 3,253.21 is: 4,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.53 : 11,899.04 = 3,253.21 : x
  2. Step 2: Convert to fraction form
    7,934.53/11,899.04 = 3,253.21/x
  3. Step 3: Cross multiply
    7,934.53x = 11,899.04 × 3,253.21
  4. Step 4: Simplify right side
    7,934.53x = 38,710,059.65
  5. Step 5: Solve for x
    x = 38,710,059.65/7,934.53
  6. Step 6: Final answer
    x = 4,878.68

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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.