Home / 5,930.03-8,895.45-1,981.15

Finding the Fourth Proportional to 5,930.03, 8,895.45 and 1,981.15

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Solution

The fourth proportional to 5,930.03, 8,895.45 and 1,981.15 is: 2,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.03 : 8,895.45 = 1,981.15 : x
  2. Step 2: Convert to fraction form
    5,930.03/8,895.45 = 1,981.15/x
  3. Step 3: Cross multiply
    5,930.03x = 8,895.45 × 1,981.15
  4. Step 4: Simplify right side
    5,930.03x = 17,623,220.77
  5. Step 5: Solve for x
    x = 17,623,220.77/5,930.03
  6. Step 6: Final answer
    x = 2,971.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.