Home / 5,013.45-7,520.25-1,893.72

Finding the Fourth Proportional to 5,013.45, 7,520.25 and 1,893.72

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Solution

The fourth proportional to 5,013.45, 7,520.25 and 1,893.72 is: 2,840.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.45 : 7,520.25 = 1,893.72 : x
  2. Step 2: Convert to fraction form
    5,013.45/7,520.25 = 1,893.72/x
  3. Step 3: Cross multiply
    5,013.45x = 7,520.25 × 1,893.72
  4. Step 4: Simplify right side
    5,013.45x = 14,241,247.83
  5. Step 5: Solve for x
    x = 14,241,247.83/5,013.45
  6. Step 6: Final answer
    x = 2,840.61

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1.5x scale

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.