Home / 6,030.88-9,040.12-3,428.32

Finding the Fourth Proportional to 6,030.88, 9,040.12 and 3,428.32

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Solution

The fourth proportional to 6,030.88, 9,040.12 and 3,428.32 is: 5,138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,030.88 : 9,040.12 = 3,428.32 : x
  2. Step 2: Convert to fraction form
    6,030.88/9,040.12 = 3,428.32/x
  3. Step 3: Cross multiply
    6,030.88x = 9,040.12 × 3,428.32
  4. Step 4: Simplify right side
    6,030.88x = 30,992,424.20
  5. Step 5: Solve for x
    x = 30,992,424.20/6,030.88
  6. Step 6: Final answer
    x = 5,138.96

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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.