Home / 6,541.16-9,812.34-3,419.01

Finding the Fourth Proportional to 6,541.16, 9,812.34 and 3,419.01

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Solution

The fourth proportional to 6,541.16, 9,812.34 and 3,419.01 is: 5,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.16 : 9,812.34 = 3,419.01 : x
  2. Step 2: Convert to fraction form
    6,541.16/9,812.34 = 3,419.01/x
  3. Step 3: Cross multiply
    6,541.16x = 9,812.34 × 3,419.01
  4. Step 4: Simplify right side
    6,541.16x = 33,548,488.58
  5. Step 5: Solve for x
    x = 33,548,488.58/6,541.16
  6. Step 6: Final answer
    x = 5,128.83

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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.