Home / 11,010.36-15,190.38-6,534.84

Finding the Fourth Proportional to 11,010.36, 15,190.38 and 6,534.84

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Solution

The fourth proportional to 11,010.36, 15,190.38 and 6,534.84 is: 9,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.36 : 15,190.38 = 6,534.84 : x
  2. Step 2: Convert to fraction form
    11,010.36/15,190.38 = 6,534.84/x
  3. Step 3: Cross multiply
    11,010.36x = 15,190.38 × 6,534.84
  4. Step 4: Simplify right side
    11,010.36x = 99,266,702.84
  5. Step 5: Solve for x
    x = 99,266,702.84/11,010.36
  6. Step 6: Final answer
    x = 9,015.75

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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.