Home / 5,705.19-7,873.25-3,347.37

Finding the Fourth Proportional to 5,705.19, 7,873.25 and 3,347.37

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Solution

The fourth proportional to 5,705.19, 7,873.25 and 3,347.37 is: 4,619.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.19 : 7,873.25 = 3,347.37 : x
  2. Step 2: Convert to fraction form
    5,705.19/7,873.25 = 3,347.37/x
  3. Step 3: Cross multiply
    5,705.19x = 7,873.25 × 3,347.37
  4. Step 4: Simplify right side
    5,705.19x = 26,354,664.12
  5. Step 5: Solve for x
    x = 26,354,664.12/5,705.19
  6. Step 6: Final answer
    x = 4,619.42

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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.