Home / 6,957.15-9,600.90-3,813.36

Finding the Fourth Proportional to 6,957.15, 9,600.90 and 3,813.36

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Solution

The fourth proportional to 6,957.15, 9,600.90 and 3,813.36 is: 5,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.15 : 9,600.90 = 3,813.36 : x
  2. Step 2: Convert to fraction form
    6,957.15/9,600.90 = 3,813.36/x
  3. Step 3: Cross multiply
    6,957.15x = 9,600.90 × 3,813.36
  4. Step 4: Simplify right side
    6,957.15x = 36,611,620.95
  5. Step 5: Solve for x
    x = 36,611,620.95/6,957.15
  6. Step 6: Final answer
    x = 5,262.45

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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.