Home / 12,757.71-19,110.65-6,588.75

Finding the Fourth Proportional to 12,757.71, 19,110.65 and 6,588.75

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Solution

The fourth proportional to 12,757.71, 19,110.65 and 6,588.75 is: 9,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757.71 : 19,110.65 = 6,588.75 : x
  2. Step 2: Convert to fraction form
    12,757.71/19,110.65 = 6,588.75/x
  3. Step 3: Cross multiply
    12,757.71x = 19,110.65 × 6,588.75
  4. Step 4: Simplify right side
    12,757.71x = 125,915,262.24
  5. Step 5: Solve for x
    x = 125,915,262.24/12,757.71
  6. Step 6: Final answer
    x = 9,869.74

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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.