Home / 4,390.42-6,584.64-1,269.73

Finding the Fourth Proportional to 4,390.42, 6,584.64 and 1,269.73

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Solution

The fourth proportional to 4,390.42, 6,584.64 and 1,269.73 is: 1,904.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.42 : 6,584.64 = 1,269.73 : x
  2. Step 2: Convert to fraction form
    4,390.42/6,584.64 = 1,269.73/x
  3. Step 3: Cross multiply
    4,390.42x = 6,584.64 × 1,269.73
  4. Step 4: Simplify right side
    4,390.42x = 8,360,714.95
  5. Step 5: Solve for x
    x = 8,360,714.95/4,390.42
  6. Step 6: Final answer
    x = 1,904.31

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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.