Home / 7,534.96-10,396.12-4,390.54

Finding the Fourth Proportional to 7,534.96, 10,396.12 and 4,390.54

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Solution

The fourth proportional to 7,534.96, 10,396.12 and 4,390.54 is: 6,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.96 : 10,396.12 = 4,390.54 : x
  2. Step 2: Convert to fraction form
    7,534.96/10,396.12 = 4,390.54/x
  3. Step 3: Cross multiply
    7,534.96x = 10,396.12 × 4,390.54
  4. Step 4: Simplify right side
    7,534.96x = 45,644,580.70
  5. Step 5: Solve for x
    x = 45,644,580.70/7,534.96
  6. Step 6: Final answer
    x = 6,057.71

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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.