Home / 7,071.05-10,606.63-2,141.08

Finding the Fourth Proportional to 7,071.05, 10,606.63 and 2,141.08

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Solution

The fourth proportional to 7,071.05, 10,606.63 and 2,141.08 is: 3,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.05 : 10,606.63 = 2,141.08 : x
  2. Step 2: Convert to fraction form
    7,071.05/10,606.63 = 2,141.08/x
  3. Step 3: Cross multiply
    7,071.05x = 10,606.63 × 2,141.08
  4. Step 4: Simplify right side
    7,071.05x = 22,709,675.17
  5. Step 5: Solve for x
    x = 22,709,675.17/7,071.05
  6. Step 6: Final answer
    x = 3,211.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.