Home / 11,182.03-15,430.88-6,146.25

Finding the Fourth Proportional to 11,182.03, 15,430.88 and 6,146.25

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Solution

The fourth proportional to 11,182.03, 15,430.88 and 6,146.25 is: 8,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.03 : 15,430.88 = 6,146.25 : x
  2. Step 2: Convert to fraction form
    11,182.03/15,430.88 = 6,146.25/x
  3. Step 3: Cross multiply
    11,182.03x = 15,430.88 × 6,146.25
  4. Step 4: Simplify right side
    11,182.03x = 94,842,046.20
  5. Step 5: Solve for x
    x = 94,842,046.20/11,182.03
  6. Step 6: Final answer
    x = 8,481.65

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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.