Home / 7,207.63-10,813.28-2,013.51

Finding the Fourth Proportional to 7,207.63, 10,813.28 and 2,013.51

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Solution

The fourth proportional to 7,207.63, 10,813.28 and 2,013.51 is: 3,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.63 : 10,813.28 = 2,013.51 : x
  2. Step 2: Convert to fraction form
    7,207.63/10,813.28 = 2,013.51/x
  3. Step 3: Cross multiply
    7,207.63x = 10,813.28 × 2,013.51
  4. Step 4: Simplify right side
    7,207.63x = 21,772,647.41
  5. Step 5: Solve for x
    x = 21,772,647.41/7,207.63
  6. Step 6: Final answer
    x = 3,020.78

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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.