Home / 6,429.15-9,644.44-2,045.59

Finding the Fourth Proportional to 6,429.15, 9,644.44 and 2,045.59

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Solution

The fourth proportional to 6,429.15, 9,644.44 and 2,045.59 is: 3,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.15 : 9,644.44 = 2,045.59 : x
  2. Step 2: Convert to fraction form
    6,429.15/9,644.44 = 2,045.59/x
  3. Step 3: Cross multiply
    6,429.15x = 9,644.44 × 2,045.59
  4. Step 4: Simplify right side
    6,429.15x = 19,728,540.79
  5. Step 5: Solve for x
    x = 19,728,540.79/6,429.15
  6. Step 6: Final answer
    x = 3,068.61

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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.