Home / 4,921.34-6,782.26-3,505.04

Finding the Fourth Proportional to 4,921.34, 6,782.26 and 3,505.04

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Solution

The fourth proportional to 4,921.34, 6,782.26 and 3,505.04 is: 4,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.34 : 6,782.26 = 3,505.04 : x
  2. Step 2: Convert to fraction form
    4,921.34/6,782.26 = 3,505.04/x
  3. Step 3: Cross multiply
    4,921.34x = 6,782.26 × 3,505.04
  4. Step 4: Simplify right side
    4,921.34x = 23,772,092.59
  5. Step 5: Solve for x
    x = 23,772,092.59/4,921.34
  6. Step 6: Final answer
    x = 4,830.41

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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.