Home / 12,554.96-17,325.07-6,888.56

Finding the Fourth Proportional to 12,554.96, 17,325.07 and 6,888.56

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Solution

The fourth proportional to 12,554.96, 17,325.07 and 6,888.56 is: 9,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.96 : 17,325.07 = 6,888.56 : x
  2. Step 2: Convert to fraction form
    12,554.96/17,325.07 = 6,888.56/x
  3. Step 3: Cross multiply
    12,554.96x = 17,325.07 × 6,888.56
  4. Step 4: Simplify right side
    12,554.96x = 119,344,810.29
  5. Step 5: Solve for x
    x = 119,344,810.29/12,554.96
  6. Step 6: Final answer
    x = 9,505.79

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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.