Home / 11,888.13-17,842.32-6,628.26

Finding the Fourth Proportional to 11,888.13, 17,842.32 and 6,628.26

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Solution

The fourth proportional to 11,888.13, 17,842.32 and 6,628.26 is: 9,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.13 : 17,842.32 = 6,628.26 : x
  2. Step 2: Convert to fraction form
    11,888.13/17,842.32 = 6,628.26/x
  3. Step 3: Cross multiply
    11,888.13x = 17,842.32 × 6,628.26
  4. Step 4: Simplify right side
    11,888.13x = 118,263,535.96
  5. Step 5: Solve for x
    x = 118,263,535.96/11,888.13
  6. Step 6: Final answer
    x = 9,948.04

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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.