Home / 4,429.09-6,645.02-2,783.37

Finding the Fourth Proportional to 4,429.09, 6,645.02 and 2,783.37

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Solution

The fourth proportional to 4,429.09, 6,645.02 and 2,783.37 is: 4,175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.09 : 6,645.02 = 2,783.37 : x
  2. Step 2: Convert to fraction form
    4,429.09/6,645.02 = 2,783.37/x
  3. Step 3: Cross multiply
    4,429.09x = 6,645.02 × 2,783.37
  4. Step 4: Simplify right side
    4,429.09x = 18,495,549.32
  5. Step 5: Solve for x
    x = 18,495,549.32/4,429.09
  6. Step 6: Final answer
    x = 4,175.93

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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.