Home / 6,385.30-8,807.41-4,025.46

Finding the Fourth Proportional to 6,385.30, 8,807.41 and 4,025.46

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Solution

The fourth proportional to 6,385.30, 8,807.41 and 4,025.46 is: 5,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.30 : 8,807.41 = 4,025.46 : x
  2. Step 2: Convert to fraction form
    6,385.30/8,807.41 = 4,025.46/x
  3. Step 3: Cross multiply
    6,385.30x = 8,807.41 × 4,025.46
  4. Step 4: Simplify right side
    6,385.30x = 35,453,876.66
  5. Step 5: Solve for x
    x = 35,453,876.66/6,385.30
  6. Step 6: Final answer
    x = 5,552.42

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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.