Home / 12,554.61-17,325.38-6,889.83

Finding the Fourth Proportional to 12,554.61, 17,325.38 and 6,889.83

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Solution

The fourth proportional to 12,554.61, 17,325.38 and 6,889.83 is: 9,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.61 : 17,325.38 = 6,889.83 : x
  2. Step 2: Convert to fraction form
    12,554.61/17,325.38 = 6,889.83/x
  3. Step 3: Cross multiply
    12,554.61x = 17,325.38 × 6,889.83
  4. Step 4: Simplify right side
    12,554.61x = 119,368,922.89
  5. Step 5: Solve for x
    x = 119,368,922.89/12,554.61
  6. Step 6: Final answer
    x = 9,507.98

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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.