Home / 3,630.71-5,017.19-2,967.32

Finding the Fourth Proportional to 3,630.71, 5,017.19 and 2,967.32

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Solution

The fourth proportional to 3,630.71, 5,017.19 and 2,967.32 is: 4,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.71 : 5,017.19 = 2,967.32 : x
  2. Step 2: Convert to fraction form
    3,630.71/5,017.19 = 2,967.32/x
  3. Step 3: Cross multiply
    3,630.71x = 5,017.19 × 2,967.32
  4. Step 4: Simplify right side
    3,630.71x = 14,887,568.31
  5. Step 5: Solve for x
    x = 14,887,568.31/3,630.71
  6. Step 6: Final answer
    x = 4,100.46

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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.