Home / 3,699.48-5,544.40-3,307.20

Finding the Fourth Proportional to 3,699.48, 5,544.40 and 3,307.20

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Solution

The fourth proportional to 3,699.48, 5,544.40 and 3,307.20 is: 4,956.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.48 : 5,544.40 = 3,307.20 : x
  2. Step 2: Convert to fraction form
    3,699.48/5,544.40 = 3,307.20/x
  3. Step 3: Cross multiply
    3,699.48x = 5,544.40 × 3,307.20
  4. Step 4: Simplify right side
    3,699.48x = 18,336,439.68
  5. Step 5: Solve for x
    x = 18,336,439.68/3,699.48
  6. Step 6: Final answer
    x = 4,956.49

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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.