Home / 6,933.60-10,447.19-5,728.01

Finding the Fourth Proportional to 6,933.60, 10,447.19 and 5,728.01

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Solution

The fourth proportional to 6,933.60, 10,447.19 and 5,728.01 is: 8,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.60 : 10,447.19 = 5,728.01 : x
  2. Step 2: Convert to fraction form
    6,933.60/10,447.19 = 5,728.01/x
  3. Step 3: Cross multiply
    6,933.60x = 10,447.19 × 5,728.01
  4. Step 4: Simplify right side
    6,933.60x = 59,841,527.92
  5. Step 5: Solve for x
    x = 59,841,527.92/6,933.60
  6. Step 6: Final answer
    x = 8,630.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.