Home / 7,220.23-9,959.77-4,346.96

Finding the Fourth Proportional to 7,220.23, 9,959.77 and 4,346.96

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Solution

The fourth proportional to 7,220.23, 9,959.77 and 4,346.96 is: 5,996.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.23 : 9,959.77 = 4,346.96 : x
  2. Step 2: Convert to fraction form
    7,220.23/9,959.77 = 4,346.96/x
  3. Step 3: Cross multiply
    7,220.23x = 9,959.77 × 4,346.96
  4. Step 4: Simplify right side
    7,220.23x = 43,294,724.96
  5. Step 5: Solve for x
    x = 43,294,724.96/7,220.23
  6. Step 6: Final answer
    x = 5,996.31

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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.