Home / 5,424.22-7,484.80-3,066.35

Finding the Fourth Proportional to 5,424.22, 7,484.80 and 3,066.35

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Solution

The fourth proportional to 5,424.22, 7,484.80 and 3,066.35 is: 4,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.22 : 7,484.80 = 3,066.35 : x
  2. Step 2: Convert to fraction form
    5,424.22/7,484.80 = 3,066.35/x
  3. Step 3: Cross multiply
    5,424.22x = 7,484.80 × 3,066.35
  4. Step 4: Simplify right side
    5,424.22x = 22,951,016.48
  5. Step 5: Solve for x
    x = 22,951,016.48/5,424.22
  6. Step 6: Final answer
    x = 4,231.21

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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.