Home / 5,051.54-7,586.72-4,129.06

Finding the Fourth Proportional to 5,051.54, 7,586.72 and 4,129.06

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Solution

The fourth proportional to 5,051.54, 7,586.72 and 4,129.06 is: 6,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.54 : 7,586.72 = 4,129.06 : x
  2. Step 2: Convert to fraction form
    5,051.54/7,586.72 = 4,129.06/x
  3. Step 3: Cross multiply
    5,051.54x = 7,586.72 × 4,129.06
  4. Step 4: Simplify right side
    5,051.54x = 31,326,022.08
  5. Step 5: Solve for x
    x = 31,326,022.08/5,051.54
  6. Step 6: Final answer
    x = 6,201.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.