Home / 3,637.34-5,021.43-2,838.95

Finding the Fourth Proportional to 3,637.34, 5,021.43 and 2,838.95

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Solution

The fourth proportional to 3,637.34, 5,021.43 and 2,838.95 is: 3,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.34 : 5,021.43 = 2,838.95 : x
  2. Step 2: Convert to fraction form
    3,637.34/5,021.43 = 2,838.95/x
  3. Step 3: Cross multiply
    3,637.34x = 5,021.43 × 2,838.95
  4. Step 4: Simplify right side
    3,637.34x = 14,255,588.70
  5. Step 5: Solve for x
    x = 14,255,588.70/3,637.34
  6. Step 6: Final answer
    x = 3,919.23

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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.