Home / 7,050.65-10,577.37-2,120.07

Finding the Fourth Proportional to 7,050.65, 10,577.37 and 2,120.07

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Solution

The fourth proportional to 7,050.65, 10,577.37 and 2,120.07 is: 3,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.65 : 10,577.37 = 2,120.07 : x
  2. Step 2: Convert to fraction form
    7,050.65/10,577.37 = 2,120.07/x
  3. Step 3: Cross multiply
    7,050.65x = 10,577.37 × 2,120.07
  4. Step 4: Simplify right side
    7,050.65x = 22,424,764.82
  5. Step 5: Solve for x
    x = 22,424,764.82/7,050.65
  6. Step 6: Final answer
    x = 3,180.53

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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.