Home / 8,897.22-13,348.89-3,970.26

Finding the Fourth Proportional to 8,897.22, 13,348.89 and 3,970.26

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Solution

The fourth proportional to 8,897.22, 13,348.89 and 3,970.26 is: 5,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.22 : 13,348.89 = 3,970.26 : x
  2. Step 2: Convert to fraction form
    8,897.22/13,348.89 = 3,970.26/x
  3. Step 3: Cross multiply
    8,897.22x = 13,348.89 × 3,970.26
  4. Step 4: Simplify right side
    8,897.22x = 52,998,564.01
  5. Step 5: Solve for x
    x = 52,998,564.01/8,897.22
  6. Step 6: Final answer
    x = 5,956.76

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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.