Home / 9,144.48-12,619.40-4,952.68

Finding the Fourth Proportional to 9,144.48, 12,619.40 and 4,952.68

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Solution

The fourth proportional to 9,144.48, 12,619.40 and 4,952.68 is: 6,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.48 : 12,619.40 = 4,952.68 : x
  2. Step 2: Convert to fraction form
    9,144.48/12,619.40 = 4,952.68/x
  3. Step 3: Cross multiply
    9,144.48x = 12,619.40 × 4,952.68
  4. Step 4: Simplify right side
    9,144.48x = 62,499,849.99
  5. Step 5: Solve for x
    x = 62,499,849.99/9,144.48
  6. Step 6: Final answer
    x = 6,834.71

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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.