Home / 6,743.61-9,302.37-4,221.34

Finding the Fourth Proportional to 6,743.61, 9,302.37 and 4,221.34

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Solution

The fourth proportional to 6,743.61, 9,302.37 and 4,221.34 is: 5,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.61 : 9,302.37 = 4,221.34 : x
  2. Step 2: Convert to fraction form
    6,743.61/9,302.37 = 4,221.34/x
  3. Step 3: Cross multiply
    6,743.61x = 9,302.37 × 4,221.34
  4. Step 4: Simplify right side
    6,743.61x = 39,268,466.58
  5. Step 5: Solve for x
    x = 39,268,466.58/6,743.61
  6. Step 6: Final answer
    x = 5,823.06

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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.