Home / 9,989.25-14,984.40-2,593.68

Finding the Fourth Proportional to 9,989.25, 14,984.40 and 2,593.68

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Solution

The fourth proportional to 9,989.25, 14,984.40 and 2,593.68 is: 3,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989.25 : 14,984.40 = 2,593.68 : x
  2. Step 2: Convert to fraction form
    9,989.25/14,984.40 = 2,593.68/x
  3. Step 3: Cross multiply
    9,989.25x = 14,984.40 × 2,593.68
  4. Step 4: Simplify right side
    9,989.25x = 38,864,738.59
  5. Step 5: Solve for x
    x = 38,864,738.59/9,989.25
  6. Step 6: Final answer
    x = 3,890.66

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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.