Home / 4,329.44-6,494.52-1,407.68

Finding the Fourth Proportional to 4,329.44, 6,494.52 and 1,407.68

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Solution

The fourth proportional to 4,329.44, 6,494.52 and 1,407.68 is: 2,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.44 : 6,494.52 = 1,407.68 : x
  2. Step 2: Convert to fraction form
    4,329.44/6,494.52 = 1,407.68/x
  3. Step 3: Cross multiply
    4,329.44x = 6,494.52 × 1,407.68
  4. Step 4: Simplify right side
    4,329.44x = 9,142,205.91
  5. Step 5: Solve for x
    x = 9,142,205.91/4,329.44
  6. Step 6: Final answer
    x = 2,111.64

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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.