Home / 3,086.48-4,254.81-2,457.26

Finding the Fourth Proportional to 3,086.48, 4,254.81 and 2,457.26

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Solution

The fourth proportional to 3,086.48, 4,254.81 and 2,457.26 is: 3,387.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.48 : 4,254.81 = 2,457.26 : x
  2. Step 2: Convert to fraction form
    3,086.48/4,254.81 = 2,457.26/x
  3. Step 3: Cross multiply
    3,086.48x = 4,254.81 × 2,457.26
  4. Step 4: Simplify right side
    3,086.48x = 10,455,174.42
  5. Step 5: Solve for x
    x = 10,455,174.42/3,086.48
  6. Step 6: Final answer
    x = 3,387.41

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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.