Home / 5,705.54-7,871.30-3,467.05

Finding the Fourth Proportional to 5,705.54, 7,871.30 and 3,467.05

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Solution

The fourth proportional to 5,705.54, 7,871.30 and 3,467.05 is: 4,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.54 : 7,871.30 = 3,467.05 : x
  2. Step 2: Convert to fraction form
    5,705.54/7,871.30 = 3,467.05/x
  3. Step 3: Cross multiply
    5,705.54x = 7,871.30 × 3,467.05
  4. Step 4: Simplify right side
    5,705.54x = 27,290,220.68
  5. Step 5: Solve for x
    x = 27,290,220.68/5,705.54
  6. Step 6: Final answer
    x = 4,783.11

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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.