Home / 7,340.95-11,012.80-2,412.01

Finding the Fourth Proportional to 7,340.95, 11,012.80 and 2,412.01

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Solution

The fourth proportional to 7,340.95, 11,012.80 and 2,412.01 is: 3,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.95 : 11,012.80 = 2,412.01 : x
  2. Step 2: Convert to fraction form
    7,340.95/11,012.80 = 2,412.01/x
  3. Step 3: Cross multiply
    7,340.95x = 11,012.80 × 2,412.01
  4. Step 4: Simplify right side
    7,340.95x = 26,562,983.73
  5. Step 5: Solve for x
    x = 26,562,983.73/7,340.95
  6. Step 6: Final answer
    x = 3,618.47

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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.