Home / 3,256.15-4,492.70-1,839.86

Finding the Fourth Proportional to 3,256.15, 4,492.70 and 1,839.86

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Solution

The fourth proportional to 3,256.15, 4,492.70 and 1,839.86 is: 2,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.15 : 4,492.70 = 1,839.86 : x
  2. Step 2: Convert to fraction form
    3,256.15/4,492.70 = 1,839.86/x
  3. Step 3: Cross multiply
    3,256.15x = 4,492.70 × 1,839.86
  4. Step 4: Simplify right side
    3,256.15x = 8,265,939.02
  5. Step 5: Solve for x
    x = 8,265,939.02/3,256.15
  6. Step 6: Final answer
    x = 2,538.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.