Home / 6,897.24-10,342.29-3,385.68

Finding the Fourth Proportional to 6,897.24, 10,342.29 and 3,385.68

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Solution

The fourth proportional to 6,897.24, 10,342.29 and 3,385.68 is: 5,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.24 : 10,342.29 = 3,385.68 : x
  2. Step 2: Convert to fraction form
    6,897.24/10,342.29 = 3,385.68/x
  3. Step 3: Cross multiply
    6,897.24x = 10,342.29 × 3,385.68
  4. Step 4: Simplify right side
    6,897.24x = 35,015,684.41
  5. Step 5: Solve for x
    x = 35,015,684.41/6,897.24
  6. Step 6: Final answer
    x = 5,076.77

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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.