Home / 8,937.11-13,396.55-7,274.54

Finding the Fourth Proportional to 8,937.11, 13,396.55 and 7,274.54

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Solution

The fourth proportional to 8,937.11, 13,396.55 and 7,274.54 is: 10,904.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.11 : 13,396.55 = 7,274.54 : x
  2. Step 2: Convert to fraction form
    8,937.11/13,396.55 = 7,274.54/x
  3. Step 3: Cross multiply
    8,937.11x = 13,396.55 × 7,274.54
  4. Step 4: Simplify right side
    8,937.11x = 97,453,635.48
  5. Step 5: Solve for x
    x = 97,453,635.48/8,937.11
  6. Step 6: Final answer
    x = 10,904.39

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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.