Home / 7,388.54-10,184.87-5,257.70

Finding the Fourth Proportional to 7,388.54, 10,184.87 and 5,257.70

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Solution

The fourth proportional to 7,388.54, 10,184.87 and 5,257.70 is: 7,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.54 : 10,184.87 = 5,257.70 : x
  2. Step 2: Convert to fraction form
    7,388.54/10,184.87 = 5,257.70/x
  3. Step 3: Cross multiply
    7,388.54x = 10,184.87 × 5,257.70
  4. Step 4: Simplify right side
    7,388.54x = 53,548,991.00
  5. Step 5: Solve for x
    x = 53,548,991.00/7,388.54
  6. Step 6: Final answer
    x = 7,247.57

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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.