Home / 4,488.02-6,189.43-2,809.58

Finding the Fourth Proportional to 4,488.02, 6,189.43 and 2,809.58

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Solution

The fourth proportional to 4,488.02, 6,189.43 and 2,809.58 is: 3,874.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.02 : 6,189.43 = 2,809.58 : x
  2. Step 2: Convert to fraction form
    4,488.02/6,189.43 = 2,809.58/x
  3. Step 3: Cross multiply
    4,488.02x = 6,189.43 × 2,809.58
  4. Step 4: Simplify right side
    4,488.02x = 17,389,664.28
  5. Step 5: Solve for x
    x = 17,389,664.28/4,488.02
  6. Step 6: Final answer
    x = 3,874.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.