Home / 10,767.95-14,860.09-6,519.79

Finding the Fourth Proportional to 10,767.95, 14,860.09 and 6,519.79

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Solution

The fourth proportional to 10,767.95, 14,860.09 and 6,519.79 is: 8,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.95 : 14,860.09 = 6,519.79 : x
  2. Step 2: Convert to fraction form
    10,767.95/14,860.09 = 6,519.79/x
  3. Step 3: Cross multiply
    10,767.95x = 14,860.09 × 6,519.79
  4. Step 4: Simplify right side
    10,767.95x = 96,884,645.33
  5. Step 5: Solve for x
    x = 96,884,645.33/10,767.95
  6. Step 6: Final answer
    x = 8,997.50

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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.