Home / 5,323.94-7,346.63-3,086.12

Finding the Fourth Proportional to 5,323.94, 7,346.63 and 3,086.12

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Solution

The fourth proportional to 5,323.94, 7,346.63 and 3,086.12 is: 4,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.94 : 7,346.63 = 3,086.12 : x
  2. Step 2: Convert to fraction form
    5,323.94/7,346.63 = 3,086.12/x
  3. Step 3: Cross multiply
    5,323.94x = 7,346.63 × 3,086.12
  4. Step 4: Simplify right side
    5,323.94x = 22,672,529.61
  5. Step 5: Solve for x
    x = 22,672,529.61/5,323.94
  6. Step 6: Final answer
    x = 4,258.60

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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.