Home / 3,720.01-5,133.45-2,227.06

Finding the Fourth Proportional to 3,720.01, 5,133.45 and 2,227.06

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Solution

The fourth proportional to 3,720.01, 5,133.45 and 2,227.06 is: 3,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.01 : 5,133.45 = 2,227.06 : x
  2. Step 2: Convert to fraction form
    3,720.01/5,133.45 = 2,227.06/x
  3. Step 3: Cross multiply
    3,720.01x = 5,133.45 × 2,227.06
  4. Step 4: Simplify right side
    3,720.01x = 11,432,501.16
  5. Step 5: Solve for x
    x = 11,432,501.16/3,720.01
  6. Step 6: Final answer
    x = 3,073.24

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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.