Home / 4,445.02-6,668.34-1,979.83

Finding the Fourth Proportional to 4,445.02, 6,668.34 and 1,979.83

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Solution

The fourth proportional to 4,445.02, 6,668.34 and 1,979.83 is: 2,970.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.02 : 6,668.34 = 1,979.83 : x
  2. Step 2: Convert to fraction form
    4,445.02/6,668.34 = 1,979.83/x
  3. Step 3: Cross multiply
    4,445.02x = 6,668.34 × 1,979.83
  4. Step 4: Simplify right side
    4,445.02x = 13,202,179.58
  5. Step 5: Solve for x
    x = 13,202,179.58/4,445.02
  6. Step 6: Final answer
    x = 2,970.11

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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.