Home / 4,302.72-6,458.40-3,339.36

Finding the Fourth Proportional to 4,302.72, 6,458.40 and 3,339.36

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Solution

The fourth proportional to 4,302.72, 6,458.40 and 3,339.36 is: 5,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.72 : 6,458.40 = 3,339.36 : x
  2. Step 2: Convert to fraction form
    4,302.72/6,458.40 = 3,339.36/x
  3. Step 3: Cross multiply
    4,302.72x = 6,458.40 × 3,339.36
  4. Step 4: Simplify right side
    4,302.72x = 21,566,922.62
  5. Step 5: Solve for x
    x = 21,566,922.62/4,302.72
  6. Step 6: Final answer
    x = 5,012.39

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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.