Home / 2,731.35-4,090.53-2,423.55

Finding the Fourth Proportional to 2,731.35, 4,090.53 and 2,423.55

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Solution

The fourth proportional to 2,731.35, 4,090.53 and 2,423.55 is: 3,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.35 : 4,090.53 = 2,423.55 : x
  2. Step 2: Convert to fraction form
    2,731.35/4,090.53 = 2,423.55/x
  3. Step 3: Cross multiply
    2,731.35x = 4,090.53 × 2,423.55
  4. Step 4: Simplify right side
    2,731.35x = 9,913,603.98
  5. Step 5: Solve for x
    x = 9,913,603.98/2,731.35
  6. Step 6: Final answer
    x = 3,629.56

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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.