Home / 3,756.19-5,184.78-2,637.41

Finding the Fourth Proportional to 3,756.19, 5,184.78 and 2,637.41

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Solution

The fourth proportional to 3,756.19, 5,184.78 and 2,637.41 is: 3,640.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.19 : 5,184.78 = 2,637.41 : x
  2. Step 2: Convert to fraction form
    3,756.19/5,184.78 = 2,637.41/x
  3. Step 3: Cross multiply
    3,756.19x = 5,184.78 × 2,637.41
  4. Step 4: Simplify right side
    3,756.19x = 13,674,374.25
  5. Step 5: Solve for x
    x = 13,674,374.25/3,756.19
  6. Step 6: Final answer
    x = 3,640.49

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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.