Home / 3,699.12-5,548.68-2,339.76

Finding the Fourth Proportional to 3,699.12, 5,548.68 and 2,339.76

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Solution

The fourth proportional to 3,699.12, 5,548.68 and 2,339.76 is: 3,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.12 : 5,548.68 = 2,339.76 : x
  2. Step 2: Convert to fraction form
    3,699.12/5,548.68 = 2,339.76/x
  3. Step 3: Cross multiply
    3,699.12x = 5,548.68 × 2,339.76
  4. Step 4: Simplify right side
    3,699.12x = 12,982,579.52
  5. Step 5: Solve for x
    x = 12,982,579.52/3,699.12
  6. Step 6: Final answer
    x = 3,509.64

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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.