Home / 2,305.33-3,174.93-2,157.10

Finding the Fourth Proportional to 2,305.33, 3,174.93 and 2,157.10

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Solution

The fourth proportional to 2,305.33, 3,174.93 and 2,157.10 is: 2,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.33 : 3,174.93 = 2,157.10 : x
  2. Step 2: Convert to fraction form
    2,305.33/3,174.93 = 2,157.10/x
  3. Step 3: Cross multiply
    2,305.33x = 3,174.93 × 2,157.10
  4. Step 4: Simplify right side
    2,305.33x = 6,848,641.50
  5. Step 5: Solve for x
    x = 6,848,641.50/2,305.33
  6. Step 6: Final answer
    x = 2,970.79

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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.