Home / 4,931.48-7,399.26-2,741.72

Finding the Fourth Proportional to 4,931.48, 7,399.26 and 2,741.72

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Solution

The fourth proportional to 4,931.48, 7,399.26 and 2,741.72 is: 4,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.48 : 7,399.26 = 2,741.72 : x
  2. Step 2: Convert to fraction form
    4,931.48/7,399.26 = 2,741.72/x
  3. Step 3: Cross multiply
    4,931.48x = 7,399.26 × 2,741.72
  4. Step 4: Simplify right side
    4,931.48x = 20,286,699.13
  5. Step 5: Solve for x
    x = 20,286,699.13/4,931.48
  6. Step 6: Final answer
    x = 4,113.71

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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.