Home / 7,048.11-10,574.00-2,665.61

Finding the Fourth Proportional to 7,048.11, 10,574.00 and 2,665.61

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Solution

The fourth proportional to 7,048.11, 10,574.00 and 2,665.61 is: 3,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.11 : 10,574.00 = 2,665.61 : x
  2. Step 2: Convert to fraction form
    7,048.11/10,574.00 = 2,665.61/x
  3. Step 3: Cross multiply
    7,048.11x = 10,574.00 × 2,665.61
  4. Step 4: Simplify right side
    7,048.11x = 28,186,093.94
  5. Step 5: Solve for x
    x = 28,186,093.94/7,048.11
  6. Step 6: Final answer
    x = 3,999.10

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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.