Home / 3,256.08-4,492.80-1,858.56

Finding the Fourth Proportional to 3,256.08, 4,492.80 and 1,858.56

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Solution

The fourth proportional to 3,256.08, 4,492.80 and 1,858.56 is: 2,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.08 : 4,492.80 = 1,858.56 : x
  2. Step 2: Convert to fraction form
    3,256.08/4,492.80 = 1,858.56/x
  3. Step 3: Cross multiply
    3,256.08x = 4,492.80 × 1,858.56
  4. Step 4: Simplify right side
    3,256.08x = 8,350,138.37
  5. Step 5: Solve for x
    x = 8,350,138.37/3,256.08
  6. Step 6: Final answer
    x = 2,564.48

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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.