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Finding the Fourth Proportional to 6,009.09, 9,018.29 and 3,928.53

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Solution

The fourth proportional to 6,009.09, 9,018.29 and 3,928.53 is: 5,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.09 : 9,018.29 = 3,928.53 : x
  2. Step 2: Convert to fraction form
    6,009.09/9,018.29 = 3,928.53/x
  3. Step 3: Cross multiply
    6,009.09x = 9,018.29 × 3,928.53
  4. Step 4: Simplify right side
    6,009.09x = 35,428,603.17
  5. Step 5: Solve for x
    x = 35,428,603.17/6,009.09
  6. Step 6: Final answer
    x = 5,895.84

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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.