Home / 10,337.51-14,249.16-6,979.25

Finding the Fourth Proportional to 10,337.51, 14,249.16 and 6,979.25

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Solution

The fourth proportional to 10,337.51, 14,249.16 and 6,979.25 is: 9,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.51 : 14,249.16 = 6,979.25 : x
  2. Step 2: Convert to fraction form
    10,337.51/14,249.16 = 6,979.25/x
  3. Step 3: Cross multiply
    10,337.51x = 14,249.16 × 6,979.25
  4. Step 4: Simplify right side
    10,337.51x = 99,448,378.68
  5. Step 5: Solve for x
    x = 99,448,378.68/10,337.51
  6. Step 6: Final answer
    x = 9,620.15

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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.