Home / 5,201.03-7,180.72-4,008.51

Finding the Fourth Proportional to 5,201.03, 7,180.72 and 4,008.51

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Solution

The fourth proportional to 5,201.03, 7,180.72 and 4,008.51 is: 5,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.03 : 7,180.72 = 4,008.51 : x
  2. Step 2: Convert to fraction form
    5,201.03/7,180.72 = 4,008.51/x
  3. Step 3: Cross multiply
    5,201.03x = 7,180.72 × 4,008.51
  4. Step 4: Simplify right side
    5,201.03x = 28,783,977.91
  5. Step 5: Solve for x
    x = 28,783,977.91/5,201.03
  6. Step 6: Final answer
    x = 5,534.28

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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.