Home / 4,085.74-5,633.34-3,455.14

Finding the Fourth Proportional to 4,085.74, 5,633.34 and 3,455.14

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Solution

The fourth proportional to 4,085.74, 5,633.34 and 3,455.14 is: 4,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.74 : 5,633.34 = 3,455.14 : x
  2. Step 2: Convert to fraction form
    4,085.74/5,633.34 = 3,455.14/x
  3. Step 3: Cross multiply
    4,085.74x = 5,633.34 × 3,455.14
  4. Step 4: Simplify right side
    4,085.74x = 19,463,978.37
  5. Step 5: Solve for x
    x = 19,463,978.37/4,085.74
  6. Step 6: Final answer
    x = 4,763.88

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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.