Home / 4,111.20-5,670.72-2,537.28

Finding the Fourth Proportional to 4,111.20, 5,670.72 and 2,537.28

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Solution

The fourth proportional to 4,111.20, 5,670.72 and 2,537.28 is: 3,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.20 : 5,670.72 = 2,537.28 : x
  2. Step 2: Convert to fraction form
    4,111.20/5,670.72 = 2,537.28/x
  3. Step 3: Cross multiply
    4,111.20x = 5,670.72 × 2,537.28
  4. Step 4: Simplify right side
    4,111.20x = 14,388,204.44
  5. Step 5: Solve for x
    x = 14,388,204.44/4,111.20
  6. Step 6: Final answer
    x = 3,499.76

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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.