Home / 3,296.34-4,548.66-2,117.28

Finding the Fourth Proportional to 3,296.34, 4,548.66 and 2,117.28

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Solution

The fourth proportional to 3,296.34, 4,548.66 and 2,117.28 is: 2,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.34 : 4,548.66 = 2,117.28 : x
  2. Step 2: Convert to fraction form
    3,296.34/4,548.66 = 2,117.28/x
  3. Step 3: Cross multiply
    3,296.34x = 4,548.66 × 2,117.28
  4. Step 4: Simplify right side
    3,296.34x = 9,630,786.84
  5. Step 5: Solve for x
    x = 9,630,786.84/3,296.34
  6. Step 6: Final answer
    x = 2,921.66

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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.