Home / 3,612.06-4,984.78-2,726.32

Finding the Fourth Proportional to 3,612.06, 4,984.78 and 2,726.32

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Solution

The fourth proportional to 3,612.06, 4,984.78 and 2,726.32 is: 3,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.06 : 4,984.78 = 2,726.32 : x
  2. Step 2: Convert to fraction form
    3,612.06/4,984.78 = 2,726.32/x
  3. Step 3: Cross multiply
    3,612.06x = 4,984.78 × 2,726.32
  4. Step 4: Simplify right side
    3,612.06x = 13,590,105.41
  5. Step 5: Solve for x
    x = 13,590,105.41/3,612.06
  6. Step 6: Final answer
    x = 3,762.43

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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.