Home / 5,505.91-7,600.77-3,490.33

Finding the Fourth Proportional to 5,505.91, 7,600.77 and 3,490.33

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Solution

The fourth proportional to 5,505.91, 7,600.77 and 3,490.33 is: 4,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.91 : 7,600.77 = 3,490.33 : x
  2. Step 2: Convert to fraction form
    5,505.91/7,600.77 = 3,490.33/x
  3. Step 3: Cross multiply
    5,505.91x = 7,600.77 × 3,490.33
  4. Step 4: Simplify right side
    5,505.91x = 26,529,195.55
  5. Step 5: Solve for x
    x = 26,529,195.55/5,505.91
  6. Step 6: Final answer
    x = 4,818.31

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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.