Home / 12,607.41-17,398.67-6,942.53

Finding the Fourth Proportional to 12,607.41, 17,398.67 and 6,942.53

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Solution

The fourth proportional to 12,607.41, 17,398.67 and 6,942.53 is: 9,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607.41 : 17,398.67 = 6,942.53 : x
  2. Step 2: Convert to fraction form
    12,607.41/17,398.67 = 6,942.53/x
  3. Step 3: Cross multiply
    12,607.41x = 17,398.67 × 6,942.53
  4. Step 4: Simplify right side
    12,607.41x = 120,790,666.73
  5. Step 5: Solve for x
    x = 120,790,666.73/12,607.41
  6. Step 6: Final answer
    x = 9,580.93

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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.