Home / 3,275.34-4,516.38-2,964.30

Finding the Fourth Proportional to 3,275.34, 4,516.38 and 2,964.30

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Solution

The fourth proportional to 3,275.34, 4,516.38 and 2,964.30 is: 4,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.34 : 4,516.38 = 2,964.30 : x
  2. Step 2: Convert to fraction form
    3,275.34/4,516.38 = 2,964.30/x
  3. Step 3: Cross multiply
    3,275.34x = 4,516.38 × 2,964.30
  4. Step 4: Simplify right side
    3,275.34x = 13,387,905.23
  5. Step 5: Solve for x
    x = 13,387,905.23/3,275.34
  6. Step 6: Final answer
    x = 4,087.49

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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.