Home / 3,665.12-5,056.60-2,339.63

Finding the Fourth Proportional to 3,665.12, 5,056.60 and 2,339.63

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Solution

The fourth proportional to 3,665.12, 5,056.60 and 2,339.63 is: 3,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.12 : 5,056.60 = 2,339.63 : x
  2. Step 2: Convert to fraction form
    3,665.12/5,056.60 = 2,339.63/x
  3. Step 3: Cross multiply
    3,665.12x = 5,056.60 × 2,339.63
  4. Step 4: Simplify right side
    3,665.12x = 11,830,600.30
  5. Step 5: Solve for x
    x = 11,830,600.30/3,665.12
  6. Step 6: Final answer
    x = 3,227.89

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1.5x scale

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.