Home / 6,313.58-8,712.77-3,662.56

Finding the Fourth Proportional to 6,313.58, 8,712.77 and 3,662.56

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Solution

The fourth proportional to 6,313.58, 8,712.77 and 3,662.56 is: 5,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.58 : 8,712.77 = 3,662.56 : x
  2. Step 2: Convert to fraction form
    6,313.58/8,712.77 = 3,662.56/x
  3. Step 3: Cross multiply
    6,313.58x = 8,712.77 × 3,662.56
  4. Step 4: Simplify right side
    6,313.58x = 31,911,042.89
  5. Step 5: Solve for x
    x = 31,911,042.89/6,313.58
  6. Step 6: Final answer
    x = 5,054.35

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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.