Home / 4,255.98-6,384.22-1,135.92

Finding the Fourth Proportional to 4,255.98, 6,384.22 and 1,135.92

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Solution

The fourth proportional to 4,255.98, 6,384.22 and 1,135.92 is: 1,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.98 : 6,384.22 = 1,135.92 : x
  2. Step 2: Convert to fraction form
    4,255.98/6,384.22 = 1,135.92/x
  3. Step 3: Cross multiply
    4,255.98x = 6,384.22 × 1,135.92
  4. Step 4: Simplify right side
    4,255.98x = 7,251,963.18
  5. Step 5: Solve for x
    x = 7,251,963.18/4,255.98
  6. Step 6: Final answer
    x = 1,703.95

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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.