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Finding the Fourth Proportional to 5,845.19, 8,776.67 and 4,671.72

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Solution

The fourth proportional to 5,845.19, 8,776.67 and 4,671.72 is: 7,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.19 : 8,776.67 = 4,671.72 : x
  2. Step 2: Convert to fraction form
    5,845.19/8,776.67 = 4,671.72/x
  3. Step 3: Cross multiply
    5,845.19x = 8,776.67 × 4,671.72
  4. Step 4: Simplify right side
    5,845.19x = 41,002,121.41
  5. Step 5: Solve for x
    x = 41,002,121.41/5,845.19
  6. Step 6: Final answer
    x = 7,014.68

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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.