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Finding the Fourth Proportional to 4,385.93, 6,579.97 and 3,089.93

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Solution

The fourth proportional to 4,385.93, 6,579.97 and 3,089.93 is: 4,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.93 : 6,579.97 = 3,089.93 : x
  2. Step 2: Convert to fraction form
    4,385.93/6,579.97 = 3,089.93/x
  3. Step 3: Cross multiply
    4,385.93x = 6,579.97 × 3,089.93
  4. Step 4: Simplify right side
    4,385.93x = 20,331,606.08
  5. Step 5: Solve for x
    x = 20,331,606.08/4,385.93
  6. Step 6: Final answer
    x = 4,635.65

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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.