Home / 3,285.51-4,925.43-1,339.08

Finding the Fourth Proportional to 3,285.51, 4,925.43 and 1,339.08

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Solution

The fourth proportional to 3,285.51, 4,925.43 and 1,339.08 is: 2,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.51 : 4,925.43 = 1,339.08 : x
  2. Step 2: Convert to fraction form
    3,285.51/4,925.43 = 1,339.08/x
  3. Step 3: Cross multiply
    3,285.51x = 4,925.43 × 1,339.08
  4. Step 4: Simplify right side
    3,285.51x = 6,595,544.80
  5. Step 5: Solve for x
    x = 6,595,544.80/3,285.51
  6. Step 6: Final answer
    x = 2,007.46

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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.