Home / 4,977.55-7,462.25-2,756.29

Finding the Fourth Proportional to 4,977.55, 7,462.25 and 2,756.29

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Solution

The fourth proportional to 4,977.55, 7,462.25 and 2,756.29 is: 4,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.55 : 7,462.25 = 2,756.29 : x
  2. Step 2: Convert to fraction form
    4,977.55/7,462.25 = 2,756.29/x
  3. Step 3: Cross multiply
    4,977.55x = 7,462.25 × 2,756.29
  4. Step 4: Simplify right side
    4,977.55x = 20,568,125.05
  5. Step 5: Solve for x
    x = 20,568,125.05/4,977.55
  6. Step 6: Final answer
    x = 4,132.18

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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.