Home / 11,030.33-15,221.52-6,314.30

Finding the Fourth Proportional to 11,030.33, 15,221.52 and 6,314.30

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Solution

The fourth proportional to 11,030.33, 15,221.52 and 6,314.30 is: 8,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.33 : 15,221.52 = 6,314.30 : x
  2. Step 2: Convert to fraction form
    11,030.33/15,221.52 = 6,314.30/x
  3. Step 3: Cross multiply
    11,030.33x = 15,221.52 × 6,314.30
  4. Step 4: Simplify right side
    11,030.33x = 96,113,243.74
  5. Step 5: Solve for x
    x = 96,113,243.74/11,030.33
  6. Step 6: Final answer
    x = 8,713.54

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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.