Home / 6,731.20-9,293.63-4,214.33

Finding the Fourth Proportional to 6,731.20, 9,293.63 and 4,214.33

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Solution

The fourth proportional to 6,731.20, 9,293.63 and 4,214.33 is: 5,818.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.20 : 9,293.63 = 4,214.33 : x
  2. Step 2: Convert to fraction form
    6,731.20/9,293.63 = 4,214.33/x
  3. Step 3: Cross multiply
    6,731.20x = 9,293.63 × 4,214.33
  4. Step 4: Simplify right side
    6,731.20x = 39,166,356.18
  5. Step 5: Solve for x
    x = 39,166,356.18/6,731.20
  6. Step 6: Final answer
    x = 5,818.63

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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.