Home / 6,434.82-8,880.24-3,563.58

Finding the Fourth Proportional to 6,434.82, 8,880.24 and 3,563.58

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Solution

The fourth proportional to 6,434.82, 8,880.24 and 3,563.58 is: 4,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.82 : 8,880.24 = 3,563.58 : x
  2. Step 2: Convert to fraction form
    6,434.82/8,880.24 = 3,563.58/x
  3. Step 3: Cross multiply
    6,434.82x = 8,880.24 × 3,563.58
  4. Step 4: Simplify right side
    6,434.82x = 31,645,445.66
  5. Step 5: Solve for x
    x = 31,645,445.66/6,434.82
  6. Step 6: Final answer
    x = 4,917.84

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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.