Home / 6,491.24-9,740.03-4,025.40

Finding the Fourth Proportional to 6,491.24, 9,740.03 and 4,025.40

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Solution

The fourth proportional to 6,491.24, 9,740.03 and 4,025.40 is: 6,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491.24 : 9,740.03 = 4,025.40 : x
  2. Step 2: Convert to fraction form
    6,491.24/9,740.03 = 4,025.40/x
  3. Step 3: Cross multiply
    6,491.24x = 9,740.03 × 4,025.40
  4. Step 4: Simplify right side
    6,491.24x = 39,207,496.64
  5. Step 5: Solve for x
    x = 39,207,496.64/6,491.24
  6. Step 6: Final answer
    x = 6,040.07

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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.