Home / 4,380.89-6,030.86-3,959.99

Finding the Fourth Proportional to 4,380.89, 6,030.86 and 3,959.99

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Solution

The fourth proportional to 4,380.89, 6,030.86 and 3,959.99 is: 5,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.89 : 6,030.86 = 3,959.99 : x
  2. Step 2: Convert to fraction form
    4,380.89/6,030.86 = 3,959.99/x
  3. Step 3: Cross multiply
    4,380.89x = 6,030.86 × 3,959.99
  4. Step 4: Simplify right side
    4,380.89x = 23,882,117.95
  5. Step 5: Solve for x
    x = 23,882,117.95/4,380.89
  6. Step 6: Final answer
    x = 5,451.44

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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.