Home / 3,720.06-5,133.63-2,041.48

Finding the Fourth Proportional to 3,720.06, 5,133.63 and 2,041.48

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Solution

The fourth proportional to 3,720.06, 5,133.63 and 2,041.48 is: 2,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.06 : 5,133.63 = 2,041.48 : x
  2. Step 2: Convert to fraction form
    3,720.06/5,133.63 = 2,041.48/x
  3. Step 3: Cross multiply
    3,720.06x = 5,133.63 × 2,041.48
  4. Step 4: Simplify right side
    3,720.06x = 10,480,202.97
  5. Step 5: Solve for x
    x = 10,480,202.97/3,720.06
  6. Step 6: Final answer
    x = 2,817.21

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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.