Home / 5,422.51-7,484.29-3,066.02

Finding the Fourth Proportional to 5,422.51, 7,484.29 and 3,066.02

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Solution

The fourth proportional to 5,422.51, 7,484.29 and 3,066.02 is: 4,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.51 : 7,484.29 = 3,066.02 : x
  2. Step 2: Convert to fraction form
    5,422.51/7,484.29 = 3,066.02/x
  3. Step 3: Cross multiply
    5,422.51x = 7,484.29 × 3,066.02
  4. Step 4: Simplify right side
    5,422.51x = 22,946,982.83
  5. Step 5: Solve for x
    x = 22,946,982.83/5,422.51
  6. Step 6: Final answer
    x = 4,231.80

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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.