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Finding the Fourth Proportional to 4,193.71, 6,280.99 and 2,003.99

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Solution

The fourth proportional to 4,193.71, 6,280.99 and 2,003.99 is: 3,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.71 : 6,280.99 = 2,003.99 : x
  2. Step 2: Convert to fraction form
    4,193.71/6,280.99 = 2,003.99/x
  3. Step 3: Cross multiply
    4,193.71x = 6,280.99 × 2,003.99
  4. Step 4: Simplify right side
    4,193.71x = 12,587,004.74
  5. Step 5: Solve for x
    x = 12,587,004.74/4,193.71
  6. Step 6: Final answer
    x = 3,001.40

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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.