Home / 5,669.63-7,824.79-3,432.29

Finding the Fourth Proportional to 5,669.63, 7,824.79 and 3,432.29

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Solution

The fourth proportional to 5,669.63, 7,824.79 and 3,432.29 is: 4,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.63 : 7,824.79 = 3,432.29 : x
  2. Step 2: Convert to fraction form
    5,669.63/7,824.79 = 3,432.29/x
  3. Step 3: Cross multiply
    5,669.63x = 7,824.79 × 3,432.29
  4. Step 4: Simplify right side
    5,669.63x = 26,856,948.47
  5. Step 5: Solve for x
    x = 26,856,948.47/5,669.63
  6. Step 6: Final answer
    x = 4,736.98

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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.