Home / 6,231.71-9,345.67-2,070.63

Finding the Fourth Proportional to 6,231.71, 9,345.67 and 2,070.63

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Solution

The fourth proportional to 6,231.71, 9,345.67 and 2,070.63 is: 3,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.71 : 9,345.67 = 2,070.63 : x
  2. Step 2: Convert to fraction form
    6,231.71/9,345.67 = 2,070.63/x
  3. Step 3: Cross multiply
    6,231.71x = 9,345.67 × 2,070.63
  4. Step 4: Simplify right side
    6,231.71x = 19,351,419.50
  5. Step 5: Solve for x
    x = 19,351,419.50/6,231.71
  6. Step 6: Final answer
    x = 3,105.31

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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.