Home / 3,272.36-4,516.80-2,154.16

Finding the Fourth Proportional to 3,272.36, 4,516.80 and 2,154.16

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Solution

The fourth proportional to 3,272.36, 4,516.80 and 2,154.16 is: 2,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.36 : 4,516.80 = 2,154.16 : x
  2. Step 2: Convert to fraction form
    3,272.36/4,516.80 = 2,154.16/x
  3. Step 3: Cross multiply
    3,272.36x = 4,516.80 × 2,154.16
  4. Step 4: Simplify right side
    3,272.36x = 9,729,909.89
  5. Step 5: Solve for x
    x = 9,729,909.89/3,272.36
  6. Step 6: Final answer
    x = 2,973.36

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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.