Home / 9,274.82-13,909.34-3,117.38

Finding the Fourth Proportional to 9,274.82, 13,909.34 and 3,117.38

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Solution

The fourth proportional to 9,274.82, 13,909.34 and 3,117.38 is: 4,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.82 : 13,909.34 = 3,117.38 : x
  2. Step 2: Convert to fraction form
    9,274.82/13,909.34 = 3,117.38/x
  3. Step 3: Cross multiply
    9,274.82x = 13,909.34 × 3,117.38
  4. Step 4: Simplify right side
    9,274.82x = 43,360,698.33
  5. Step 5: Solve for x
    x = 43,360,698.33/9,274.82
  6. Step 6: Final answer
    x = 4,675.10

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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.