Home / 4,027.50-5,557.98-2,455.32

Finding the Fourth Proportional to 4,027.50, 5,557.98 and 2,455.32

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Solution

The fourth proportional to 4,027.50, 5,557.98 and 2,455.32 is: 3,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.50 : 5,557.98 = 2,455.32 : x
  2. Step 2: Convert to fraction form
    4,027.50/5,557.98 = 2,455.32/x
  3. Step 3: Cross multiply
    4,027.50x = 5,557.98 × 2,455.32
  4. Step 4: Simplify right side
    4,027.50x = 13,646,619.45
  5. Step 5: Solve for x
    x = 13,646,619.45/4,027.50
  6. Step 6: Final answer
    x = 3,388.36

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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.