Home / 8,114.45-11,193.94-5,283.48

Finding the Fourth Proportional to 8,114.45, 11,193.94 and 5,283.48

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Solution

The fourth proportional to 8,114.45, 11,193.94 and 5,283.48 is: 7,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.45 : 11,193.94 = 5,283.48 : x
  2. Step 2: Convert to fraction form
    8,114.45/11,193.94 = 5,283.48/x
  3. Step 3: Cross multiply
    8,114.45x = 11,193.94 × 5,283.48
  4. Step 4: Simplify right side
    8,114.45x = 59,142,994.13
  5. Step 5: Solve for x
    x = 59,142,994.13/8,114.45
  6. Step 6: Final answer
    x = 7,288.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.