Home / 5,565.03-7,679.74-3,047.15

Finding the Fourth Proportional to 5,565.03, 7,679.74 and 3,047.15

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Solution

The fourth proportional to 5,565.03, 7,679.74 and 3,047.15 is: 4,205.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.03 : 7,679.74 = 3,047.15 : x
  2. Step 2: Convert to fraction form
    5,565.03/7,679.74 = 3,047.15/x
  3. Step 3: Cross multiply
    5,565.03x = 7,679.74 × 3,047.15
  4. Step 4: Simplify right side
    5,565.03x = 23,401,304.51
  5. Step 5: Solve for x
    x = 23,401,304.51/5,565.03
  6. Step 6: Final answer
    x = 4,205.07

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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.