Home / 8,160.06-11,261.80-5,016.25

Finding the Fourth Proportional to 8,160.06, 11,261.80 and 5,016.25

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Solution

The fourth proportional to 8,160.06, 11,261.80 and 5,016.25 is: 6,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.06 : 11,261.80 = 5,016.25 : x
  2. Step 2: Convert to fraction form
    8,160.06/11,261.80 = 5,016.25/x
  3. Step 3: Cross multiply
    8,160.06x = 11,261.80 × 5,016.25
  4. Step 4: Simplify right side
    8,160.06x = 56,492,004.25
  5. Step 5: Solve for x
    x = 56,492,004.25/8,160.06
  6. Step 6: Final answer
    x = 6,922.99

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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.