Home / 6,215.32-8,577.60-3,563.36

Finding the Fourth Proportional to 6,215.32, 8,577.60 and 3,563.36

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Solution

The fourth proportional to 6,215.32, 8,577.60 and 3,563.36 is: 4,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.32 : 8,577.60 = 3,563.36 : x
  2. Step 2: Convert to fraction form
    6,215.32/8,577.60 = 3,563.36/x
  3. Step 3: Cross multiply
    6,215.32x = 8,577.60 × 3,563.36
  4. Step 4: Simplify right side
    6,215.32x = 30,565,076.74
  5. Step 5: Solve for x
    x = 30,565,076.74/6,215.32
  6. Step 6: Final answer
    x = 4,917.70

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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.