Home / 6,433.30-8,877.85-3,600.63

Finding the Fourth Proportional to 6,433.30, 8,877.85 and 3,600.63

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Solution

The fourth proportional to 6,433.30, 8,877.85 and 3,600.63 is: 4,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.30 : 8,877.85 = 3,600.63 : x
  2. Step 2: Convert to fraction form
    6,433.30/8,877.85 = 3,600.63/x
  3. Step 3: Cross multiply
    6,433.30x = 8,877.85 × 3,600.63
  4. Step 4: Simplify right side
    6,433.30x = 31,965,853.05
  5. Step 5: Solve for x
    x = 31,965,853.05/6,433.30
  6. Step 6: Final answer
    x = 4,968.81

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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.