Home / 2,266.48-3,126.31-1,637.94

Finding the Fourth Proportional to 2,266.48, 3,126.31 and 1,637.94

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Solution

The fourth proportional to 2,266.48, 3,126.31 and 1,637.94 is: 2,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.48 : 3,126.31 = 1,637.94 : x
  2. Step 2: Convert to fraction form
    2,266.48/3,126.31 = 1,637.94/x
  3. Step 3: Cross multiply
    2,266.48x = 3,126.31 × 1,637.94
  4. Step 4: Simplify right side
    2,266.48x = 5,120,708.20
  5. Step 5: Solve for x
    x = 5,120,708.20/2,266.48
  6. Step 6: Final answer
    x = 2,259.32

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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.