Home / 9,973.97-14,899.92-7,176.77

Finding the Fourth Proportional to 9,973.97, 14,899.92 and 7,176.77

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Solution

The fourth proportional to 9,973.97, 14,899.92 and 7,176.77 is: 10,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973.97 : 14,899.92 = 7,176.77 : x
  2. Step 2: Convert to fraction form
    9,973.97/14,899.92 = 7,176.77/x
  3. Step 3: Cross multiply
    9,973.97x = 14,899.92 × 7,176.77
  4. Step 4: Simplify right side
    9,973.97x = 106,933,316.80
  5. Step 5: Solve for x
    x = 106,933,316.80/9,973.97
  6. Step 6: Final answer
    x = 10,721.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.