Home / 7,475.05-11,210.19-3,314.98

Finding the Fourth Proportional to 7,475.05, 11,210.19 and 3,314.98

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Solution

The fourth proportional to 7,475.05, 11,210.19 and 3,314.98 is: 4,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.05 : 11,210.19 = 3,314.98 : x
  2. Step 2: Convert to fraction form
    7,475.05/11,210.19 = 3,314.98/x
  3. Step 3: Cross multiply
    7,475.05x = 11,210.19 × 3,314.98
  4. Step 4: Simplify right side
    7,475.05x = 37,161,555.65
  5. Step 5: Solve for x
    x = 37,161,555.65/7,475.05
  6. Step 6: Final answer
    x = 4,971.41

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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.