Home / 12,393.24-18,591.86-4,070.84

Finding the Fourth Proportional to 12,393.24, 18,591.86 and 4,070.84

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Solution

The fourth proportional to 12,393.24, 18,591.86 and 4,070.84 is: 6,106.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.24 : 18,591.86 = 4,070.84 : x
  2. Step 2: Convert to fraction form
    12,393.24/18,591.86 = 4,070.84/x
  3. Step 3: Cross multiply
    12,393.24x = 18,591.86 × 4,070.84
  4. Step 4: Simplify right side
    12,393.24x = 75,684,487.36
  5. Step 5: Solve for x
    x = 75,684,487.36/12,393.24
  6. Step 6: Final answer
    x = 6,106.92

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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.