Home / 4,267.33-6,402.49-2,188.31

Finding the Fourth Proportional to 4,267.33, 6,402.49 and 2,188.31

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Solution

The fourth proportional to 4,267.33, 6,402.49 and 2,188.31 is: 3,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.33 : 6,402.49 = 2,188.31 : x
  2. Step 2: Convert to fraction form
    4,267.33/6,402.49 = 2,188.31/x
  3. Step 3: Cross multiply
    4,267.33x = 6,402.49 × 2,188.31
  4. Step 4: Simplify right side
    4,267.33x = 14,010,595.41
  5. Step 5: Solve for x
    x = 14,010,595.41/4,267.33
  6. Step 6: Final answer
    x = 3,283.22

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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.