Home / 1,637.41-2,260.46-1,263.55

Finding the Fourth Proportional to 1,637.41, 2,260.46 and 1,263.55

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Solution

The fourth proportional to 1,637.41, 2,260.46 and 1,263.55 is: 1,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.41 : 2,260.46 = 1,263.55 : x
  2. Step 2: Convert to fraction form
    1,637.41/2,260.46 = 1,263.55/x
  3. Step 3: Cross multiply
    1,637.41x = 2,260.46 × 1,263.55
  4. Step 4: Simplify right side
    1,637.41x = 2,856,204.23
  5. Step 5: Solve for x
    x = 2,856,204.23/1,637.41
  6. Step 6: Final answer
    x = 1,744.34

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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.