Home / 7,048.47-9,724.69-4,063.90

Finding the Fourth Proportional to 7,048.47, 9,724.69 and 4,063.90

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Solution

The fourth proportional to 7,048.47, 9,724.69 and 4,063.90 is: 5,606.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.47 : 9,724.69 = 4,063.90 : x
  2. Step 2: Convert to fraction form
    7,048.47/9,724.69 = 4,063.90/x
  3. Step 3: Cross multiply
    7,048.47x = 9,724.69 × 4,063.90
  4. Step 4: Simplify right side
    7,048.47x = 39,520,167.69
  5. Step 5: Solve for x
    x = 39,520,167.69/7,048.47
  6. Step 6: Final answer
    x = 5,606.91

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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.