Home / 5,263.50-7,893.69-2,487.42

Finding the Fourth Proportional to 5,263.50, 7,893.69 and 2,487.42

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Solution

The fourth proportional to 5,263.50, 7,893.69 and 2,487.42 is: 3,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.50 : 7,893.69 = 2,487.42 : x
  2. Step 2: Convert to fraction form
    5,263.50/7,893.69 = 2,487.42/x
  3. Step 3: Cross multiply
    5,263.50x = 7,893.69 × 2,487.42
  4. Step 4: Simplify right side
    5,263.50x = 19,634,922.38
  5. Step 5: Solve for x
    x = 19,634,922.38/5,263.50
  6. Step 6: Final answer
    x = 3,730.39

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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.