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Finding the Fourth Proportional to 8,673.43, 13,009.16 and 2,433.95

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Solution

The fourth proportional to 8,673.43, 13,009.16 and 2,433.95 is: 3,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.43 : 13,009.16 = 2,433.95 : x
  2. Step 2: Convert to fraction form
    8,673.43/13,009.16 = 2,433.95/x
  3. Step 3: Cross multiply
    8,673.43x = 13,009.16 × 2,433.95
  4. Step 4: Simplify right side
    8,673.43x = 31,663,621.11
  5. Step 5: Solve for x
    x = 31,663,621.11/8,673.43
  6. Step 6: Final answer
    x = 3,650.65

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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.