Home / 2,008.29-2,774.25-1,903.20

Finding the Fourth Proportional to 2,008.29, 2,774.25 and 1,903.20

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Solution

The fourth proportional to 2,008.29, 2,774.25 and 1,903.20 is: 2,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008.29 : 2,774.25 = 1,903.20 : x
  2. Step 2: Convert to fraction form
    2,008.29/2,774.25 = 1,903.20/x
  3. Step 3: Cross multiply
    2,008.29x = 2,774.25 × 1,903.20
  4. Step 4: Simplify right side
    2,008.29x = 5,279,952.60
  5. Step 5: Solve for x
    x = 5,279,952.60/2,008.29
  6. Step 6: Final answer
    x = 2,629.08

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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.