Home / 3,610.57-4,983.63-2,118.55

Finding the Fourth Proportional to 3,610.57, 4,983.63 and 2,118.55

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Solution

The fourth proportional to 3,610.57, 4,983.63 and 2,118.55 is: 2,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.57 : 4,983.63 = 2,118.55 : x
  2. Step 2: Convert to fraction form
    3,610.57/4,983.63 = 2,118.55/x
  3. Step 3: Cross multiply
    3,610.57x = 4,983.63 × 2,118.55
  4. Step 4: Simplify right side
    3,610.57x = 10,558,058.74
  5. Step 5: Solve for x
    x = 10,558,058.74/3,610.57
  6. Step 6: Final answer
    x = 2,924.21

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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.