Home / 6,386.30-8,808.79-4,026.46

Finding the Fourth Proportional to 6,386.30, 8,808.79 and 4,026.46

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Solution

The fourth proportional to 6,386.30, 8,808.79 and 4,026.46 is: 5,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.30 : 8,808.79 = 4,026.46 : x
  2. Step 2: Convert to fraction form
    6,386.30/8,808.79 = 4,026.46/x
  3. Step 3: Cross multiply
    6,386.30x = 8,808.79 × 4,026.46
  4. Step 4: Simplify right side
    6,386.30x = 35,468,240.58
  5. Step 5: Solve for x
    x = 35,468,240.58/6,386.30
  6. Step 6: Final answer
    x = 5,553.80

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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.