Home / 4,288.02-6,431.94-1,366.26

Finding the Fourth Proportional to 4,288.02, 6,431.94 and 1,366.26

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Solution

The fourth proportional to 4,288.02, 6,431.94 and 1,366.26 is: 2,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.02 : 6,431.94 = 1,366.26 : x
  2. Step 2: Convert to fraction form
    4,288.02/6,431.94 = 1,366.26/x
  3. Step 3: Cross multiply
    4,288.02x = 6,431.94 × 1,366.26
  4. Step 4: Simplify right side
    4,288.02x = 8,787,702.34
  5. Step 5: Solve for x
    x = 8,787,702.34/4,288.02
  6. Step 6: Final answer
    x = 2,049.36

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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.