Home / 6,071.30-9,127.20-5,269.40

Finding the Fourth Proportional to 6,071.30, 9,127.20 and 5,269.40

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Solution

The fourth proportional to 6,071.30, 9,127.20 and 5,269.40 is: 7,921.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071.30 : 9,127.20 = 5,269.40 : x
  2. Step 2: Convert to fraction form
    6,071.30/9,127.20 = 5,269.40/x
  3. Step 3: Cross multiply
    6,071.30x = 9,127.20 × 5,269.40
  4. Step 4: Simplify right side
    6,071.30x = 48,094,867.68
  5. Step 5: Solve for x
    x = 48,094,867.68/6,071.30
  6. Step 6: Final answer
    x = 7,921.68

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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.