Home / 5,313.63-7,334.48-3,634.39

Finding the Fourth Proportional to 5,313.63, 7,334.48 and 3,634.39

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Solution

The fourth proportional to 5,313.63, 7,334.48 and 3,634.39 is: 5,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.63 : 7,334.48 = 3,634.39 : x
  2. Step 2: Convert to fraction form
    5,313.63/7,334.48 = 3,634.39/x
  3. Step 3: Cross multiply
    5,313.63x = 7,334.48 × 3,634.39
  4. Step 4: Simplify right side
    5,313.63x = 26,656,360.77
  5. Step 5: Solve for x
    x = 26,656,360.77/5,313.63
  6. Step 6: Final answer
    x = 5,016.60

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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.