Home / 3,498.98-4,828.51-1,927.07

Finding the Fourth Proportional to 3,498.98, 4,828.51 and 1,927.07

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Solution

The fourth proportional to 3,498.98, 4,828.51 and 1,927.07 is: 2,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.98 : 4,828.51 = 1,927.07 : x
  2. Step 2: Convert to fraction form
    3,498.98/4,828.51 = 1,927.07/x
  3. Step 3: Cross multiply
    3,498.98x = 4,828.51 × 1,927.07
  4. Step 4: Simplify right side
    3,498.98x = 9,304,873.14
  5. Step 5: Solve for x
    x = 9,304,873.14/3,498.98
  6. Step 6: Final answer
    x = 2,659.31

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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.