Home / 2,902.58-4,350.48-1,339.31

Finding the Fourth Proportional to 2,902.58, 4,350.48 and 1,339.31

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Solution

The fourth proportional to 2,902.58, 4,350.48 and 1,339.31 is: 2,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.58 : 4,350.48 = 1,339.31 : x
  2. Step 2: Convert to fraction form
    2,902.58/4,350.48 = 1,339.31/x
  3. Step 3: Cross multiply
    2,902.58x = 4,350.48 × 1,339.31
  4. Step 4: Simplify right side
    2,902.58x = 5,826,619.62
  5. Step 5: Solve for x
    x = 5,826,619.62/2,902.58
  6. Step 6: Final answer
    x = 2,007.40

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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.