Home / 7,071.26-9,757.60-4,088.06

Finding the Fourth Proportional to 7,071.26, 9,757.60 and 4,088.06

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Solution

The fourth proportional to 7,071.26, 9,757.60 and 4,088.06 is: 5,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.26 : 9,757.60 = 4,088.06 : x
  2. Step 2: Convert to fraction form
    7,071.26/9,757.60 = 4,088.06/x
  3. Step 3: Cross multiply
    7,071.26x = 9,757.60 × 4,088.06
  4. Step 4: Simplify right side
    7,071.26x = 39,889,654.26
  5. Step 5: Solve for x
    x = 39,889,654.26/7,071.26
  6. Step 6: Final answer
    x = 5,641.10

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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.