Home / 6,293.45-9,440.20-1,910.95

Finding the Fourth Proportional to 6,293.45, 9,440.20 and 1,910.95

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Solution

The fourth proportional to 6,293.45, 9,440.20 and 1,910.95 is: 2,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.45 : 9,440.20 = 1,910.95 : x
  2. Step 2: Convert to fraction form
    6,293.45/9,440.20 = 1,910.95/x
  3. Step 3: Cross multiply
    6,293.45x = 9,440.20 × 1,910.95
  4. Step 4: Simplify right side
    6,293.45x = 18,039,750.19
  5. Step 5: Solve for x
    x = 18,039,750.19/6,293.45
  6. Step 6: Final answer
    x = 2,866.43

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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.