Home / 2,566.51-3,541.90-1,447.42

Finding the Fourth Proportional to 2,566.51, 3,541.90 and 1,447.42

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Solution

The fourth proportional to 2,566.51, 3,541.90 and 1,447.42 is: 1,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.51 : 3,541.90 = 1,447.42 : x
  2. Step 2: Convert to fraction form
    2,566.51/3,541.90 = 1,447.42/x
  3. Step 3: Cross multiply
    2,566.51x = 3,541.90 × 1,447.42
  4. Step 4: Simplify right side
    2,566.51x = 5,126,631.13
  5. Step 5: Solve for x
    x = 5,126,631.13/2,566.51
  6. Step 6: Final answer
    x = 1,997.51

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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.