Home / 8,839.64-13,259.70-2,265.89

Finding the Fourth Proportional to 8,839.64, 13,259.70 and 2,265.89

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Solution

The fourth proportional to 8,839.64, 13,259.70 and 2,265.89 is: 3,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.64 : 13,259.70 = 2,265.89 : x
  2. Step 2: Convert to fraction form
    8,839.64/13,259.70 = 2,265.89/x
  3. Step 3: Cross multiply
    8,839.64x = 13,259.70 × 2,265.89
  4. Step 4: Simplify right side
    8,839.64x = 30,044,955.33
  5. Step 5: Solve for x
    x = 30,044,955.33/8,839.64
  6. Step 6: Final answer
    x = 3,398.89

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1.5x scale

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.