Home / 5,013.66-7,518.40-1,893.12

Finding the Fourth Proportional to 5,013.66, 7,518.40 and 1,893.12

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Solution

The fourth proportional to 5,013.66, 7,518.40 and 1,893.12 is: 2,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.66 : 7,518.40 = 1,893.12 : x
  2. Step 2: Convert to fraction form
    5,013.66/7,518.40 = 1,893.12/x
  3. Step 3: Cross multiply
    5,013.66x = 7,518.40 × 1,893.12
  4. Step 4: Simplify right side
    5,013.66x = 14,233,233.41
  5. Step 5: Solve for x
    x = 14,233,233.41/5,013.66
  6. Step 6: Final answer
    x = 2,838.89

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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.