Home / 8,314.12-11,474.10-4,777.48

Finding the Fourth Proportional to 8,314.12, 11,474.10 and 4,777.48

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Solution

The fourth proportional to 8,314.12, 11,474.10 and 4,777.48 is: 6,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.12 : 11,474.10 = 4,777.48 : x
  2. Step 2: Convert to fraction form
    8,314.12/11,474.10 = 4,777.48/x
  3. Step 3: Cross multiply
    8,314.12x = 11,474.10 × 4,777.48
  4. Step 4: Simplify right side
    8,314.12x = 54,817,283.27
  5. Step 5: Solve for x
    x = 54,817,283.27/8,314.12
  6. Step 6: Final answer
    x = 6,593.28

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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.