Home / 7,048.40-9,724.61-4,063.86

Finding the Fourth Proportional to 7,048.40, 9,724.61 and 4,063.86

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Solution

The fourth proportional to 7,048.40, 9,724.61 and 4,063.86 is: 5,606.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.40 : 9,724.61 = 4,063.86 : x
  2. Step 2: Convert to fraction form
    7,048.40/9,724.61 = 4,063.86/x
  3. Step 3: Cross multiply
    7,048.40x = 9,724.61 × 4,063.86
  4. Step 4: Simplify right side
    7,048.40x = 39,519,433.28
  5. Step 5: Solve for x
    x = 39,519,433.28/7,048.40
  6. Step 6: Final answer
    x = 5,606.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.