Home / 3,851.15-5,317.74-2,437.13

Finding the Fourth Proportional to 3,851.15, 5,317.74 and 2,437.13

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Solution

The fourth proportional to 3,851.15, 5,317.74 and 2,437.13 is: 3,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.15 : 5,317.74 = 2,437.13 : x
  2. Step 2: Convert to fraction form
    3,851.15/5,317.74 = 2,437.13/x
  3. Step 3: Cross multiply
    3,851.15x = 5,317.74 × 2,437.13
  4. Step 4: Simplify right side
    3,851.15x = 12,959,997.10
  5. Step 5: Solve for x
    x = 12,959,997.10/3,851.15
  6. Step 6: Final answer
    x = 3,365.23

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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.