Home / 7,715.08-11,567.58-3,274.12

Finding the Fourth Proportional to 7,715.08, 11,567.58 and 3,274.12

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Solution

The fourth proportional to 7,715.08, 11,567.58 and 3,274.12 is: 4,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715.08 : 11,567.58 = 3,274.12 : x
  2. Step 2: Convert to fraction form
    7,715.08/11,567.58 = 3,274.12/x
  3. Step 3: Cross multiply
    7,715.08x = 11,567.58 × 3,274.12
  4. Step 4: Simplify right side
    7,715.08x = 37,873,645.03
  5. Step 5: Solve for x
    x = 37,873,645.03/7,715.08
  6. Step 6: Final answer
    x = 4,909.04

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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.