Home / 3,505.55-4,838.49-2,180.27

Finding the Fourth Proportional to 3,505.55, 4,838.49 and 2,180.27

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Solution

The fourth proportional to 3,505.55, 4,838.49 and 2,180.27 is: 3,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.55 : 4,838.49 = 2,180.27 : x
  2. Step 2: Convert to fraction form
    3,505.55/4,838.49 = 2,180.27/x
  3. Step 3: Cross multiply
    3,505.55x = 4,838.49 × 2,180.27
  4. Step 4: Simplify right side
    3,505.55x = 10,549,214.59
  5. Step 5: Solve for x
    x = 10,549,214.59/3,505.55
  6. Step 6: Final answer
    x = 3,009.29

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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.