Home / 8,350.07-12,525.10-3,418.58

Finding the Fourth Proportional to 8,350.07, 12,525.10 and 3,418.58

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Solution

The fourth proportional to 8,350.07, 12,525.10 and 3,418.58 is: 5,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.07 : 12,525.10 = 3,418.58 : x
  2. Step 2: Convert to fraction form
    8,350.07/12,525.10 = 3,418.58/x
  3. Step 3: Cross multiply
    8,350.07x = 12,525.10 × 3,418.58
  4. Step 4: Simplify right side
    8,350.07x = 42,818,079.12
  5. Step 5: Solve for x
    x = 42,818,079.12/8,350.07
  6. Step 6: Final answer
    x = 5,127.87

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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.