Home / 4,188.02-6,291.80-3,951.57

Finding the Fourth Proportional to 4,188.02, 6,291.80 and 3,951.57

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Solution

The fourth proportional to 4,188.02, 6,291.80 and 3,951.57 is: 5,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.02 : 6,291.80 = 3,951.57 : x
  2. Step 2: Convert to fraction form
    4,188.02/6,291.80 = 3,951.57/x
  3. Step 3: Cross multiply
    4,188.02x = 6,291.80 × 3,951.57
  4. Step 4: Simplify right side
    4,188.02x = 24,862,498.00
  5. Step 5: Solve for x
    x = 24,862,498.00/4,188.02
  6. Step 6: Final answer
    x = 5,936.58

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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.