Home / 3,263.24-4,894.84-1,415.68

Finding the Fourth Proportional to 3,263.24, 4,894.84 and 1,415.68

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Solution

The fourth proportional to 3,263.24, 4,894.84 and 1,415.68 is: 2,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.24 : 4,894.84 = 1,415.68 : x
  2. Step 2: Convert to fraction form
    3,263.24/4,894.84 = 1,415.68/x
  3. Step 3: Cross multiply
    3,263.24x = 4,894.84 × 1,415.68
  4. Step 4: Simplify right side
    3,263.24x = 6,929,540.63
  5. Step 5: Solve for x
    x = 6,929,540.63/3,263.24
  6. Step 6: Final answer
    x = 2,123.51

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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.