Home / 3,629.18-5,004.42-3,153.08

Finding the Fourth Proportional to 3,629.18, 5,004.42 and 3,153.08

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Solution

The fourth proportional to 3,629.18, 5,004.42 and 3,153.08 is: 4,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.18 : 5,004.42 = 3,153.08 : x
  2. Step 2: Convert to fraction form
    3,629.18/5,004.42 = 3,153.08/x
  3. Step 3: Cross multiply
    3,629.18x = 5,004.42 × 3,153.08
  4. Step 4: Simplify right side
    3,629.18x = 15,779,336.61
  5. Step 5: Solve for x
    x = 15,779,336.61/3,629.18
  6. Step 6: Final answer
    x = 4,347.91

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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.