Home / 7,499.75-10,352.68-4,518.14

Finding the Fourth Proportional to 7,499.75, 10,352.68 and 4,518.14

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Solution

The fourth proportional to 7,499.75, 10,352.68 and 4,518.14 is: 6,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.75 : 10,352.68 = 4,518.14 : x
  2. Step 2: Convert to fraction form
    7,499.75/10,352.68 = 4,518.14/x
  3. Step 3: Cross multiply
    7,499.75x = 10,352.68 × 4,518.14
  4. Step 4: Simplify right side
    7,499.75x = 46,774,794.56
  5. Step 5: Solve for x
    x = 46,774,794.56/7,499.75
  6. Step 6: Final answer
    x = 6,236.85

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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.