Home / 9,144.18-12,618.99-4,952.43

Finding the Fourth Proportional to 9,144.18, 12,618.99 and 4,952.43

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Solution

The fourth proportional to 9,144.18, 12,618.99 and 4,952.43 is: 6,834.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.18 : 12,618.99 = 4,952.43 : x
  2. Step 2: Convert to fraction form
    9,144.18/12,618.99 = 4,952.43/x
  3. Step 3: Cross multiply
    9,144.18x = 12,618.99 × 4,952.43
  4. Step 4: Simplify right side
    9,144.18x = 62,494,664.65
  5. Step 5: Solve for x
    x = 62,494,664.65/9,144.18
  6. Step 6: Final answer
    x = 6,834.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.