Home / 8,893.42-13,348.77-4,279.66

Finding the Fourth Proportional to 8,893.42, 13,348.77 and 4,279.66

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Solution

The fourth proportional to 8,893.42, 13,348.77 and 4,279.66 is: 6,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.42 : 13,348.77 = 4,279.66 : x
  2. Step 2: Convert to fraction form
    8,893.42/13,348.77 = 4,279.66/x
  3. Step 3: Cross multiply
    8,893.42x = 13,348.77 × 4,279.66
  4. Step 4: Simplify right side
    8,893.42x = 57,128,197.02
  5. Step 5: Solve for x
    x = 57,128,197.02/8,893.42
  6. Step 6: Final answer
    x = 6,423.65

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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.