Home / 4,740.96-7,110.99-1,453.78

Finding the Fourth Proportional to 4,740.96, 7,110.99 and 1,453.78

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Solution

The fourth proportional to 4,740.96, 7,110.99 and 1,453.78 is: 2,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.96 : 7,110.99 = 1,453.78 : x
  2. Step 2: Convert to fraction form
    4,740.96/7,110.99 = 1,453.78/x
  3. Step 3: Cross multiply
    4,740.96x = 7,110.99 × 1,453.78
  4. Step 4: Simplify right side
    4,740.96x = 10,337,823.93
  5. Step 5: Solve for x
    x = 10,337,823.93/4,740.96
  6. Step 6: Final answer
    x = 2,180.53

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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.