Home / 5,773.61-7,967.63-3,121.07

Finding the Fourth Proportional to 5,773.61, 7,967.63 and 3,121.07

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Solution

The fourth proportional to 5,773.61, 7,967.63 and 3,121.07 is: 4,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.61 : 7,967.63 = 3,121.07 : x
  2. Step 2: Convert to fraction form
    5,773.61/7,967.63 = 3,121.07/x
  3. Step 3: Cross multiply
    5,773.61x = 7,967.63 × 3,121.07
  4. Step 4: Simplify right side
    5,773.61x = 24,867,498.93
  5. Step 5: Solve for x
    x = 24,867,498.93/5,773.61
  6. Step 6: Final answer
    x = 4,307.10

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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.