Home / 9,968.40-14,952.38-2,572.79

Finding the Fourth Proportional to 9,968.40, 14,952.38 and 2,572.79

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Solution

The fourth proportional to 9,968.40, 14,952.38 and 2,572.79 is: 3,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.40 : 14,952.38 = 2,572.79 : x
  2. Step 2: Convert to fraction form
    9,968.40/14,952.38 = 2,572.79/x
  3. Step 3: Cross multiply
    9,968.40x = 14,952.38 × 2,572.79
  4. Step 4: Simplify right side
    9,968.40x = 38,469,333.74
  5. Step 5: Solve for x
    x = 38,469,333.74/9,968.40
  6. Step 6: Final answer
    x = 3,859.13

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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.