Home / 3,499.22-4,828.75-1,927.28

Finding the Fourth Proportional to 3,499.22, 4,828.75 and 1,927.28

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Solution

The fourth proportional to 3,499.22, 4,828.75 and 1,927.28 is: 2,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.22 : 4,828.75 = 1,927.28 : x
  2. Step 2: Convert to fraction form
    3,499.22/4,828.75 = 1,927.28/x
  3. Step 3: Cross multiply
    3,499.22x = 4,828.75 × 1,927.28
  4. Step 4: Simplify right side
    3,499.22x = 9,306,353.30
  5. Step 5: Solve for x
    x = 9,306,353.30/3,499.22
  6. Step 6: Final answer
    x = 2,659.55

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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.