Home / 4,135.59-6,206.48-1,945.86

Finding the Fourth Proportional to 4,135.59, 6,206.48 and 1,945.86

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Solution

The fourth proportional to 4,135.59, 6,206.48 and 1,945.86 is: 2,920.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.59 : 6,206.48 = 1,945.86 : x
  2. Step 2: Convert to fraction form
    4,135.59/6,206.48 = 1,945.86/x
  3. Step 3: Cross multiply
    4,135.59x = 6,206.48 × 1,945.86
  4. Step 4: Simplify right side
    4,135.59x = 12,076,941.17
  5. Step 5: Solve for x
    x = 12,076,941.17/4,135.59
  6. Step 6: Final answer
    x = 2,920.25

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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.