Home / 8,817.02-12,167.45-4,783.85

Finding the Fourth Proportional to 8,817.02, 12,167.45 and 4,783.85

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Solution

The fourth proportional to 8,817.02, 12,167.45 and 4,783.85 is: 6,601.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.02 : 12,167.45 = 4,783.85 : x
  2. Step 2: Convert to fraction form
    8,817.02/12,167.45 = 4,783.85/x
  3. Step 3: Cross multiply
    8,817.02x = 12,167.45 × 4,783.85
  4. Step 4: Simplify right side
    8,817.02x = 58,207,255.68
  5. Step 5: Solve for x
    x = 58,207,255.68/8,817.02
  6. Step 6: Final answer
    x = 6,601.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.