Home / 10,919.58-16,367.63-4,682.31

Finding the Fourth Proportional to 10,919.58, 16,367.63 and 4,682.31

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Solution

The fourth proportional to 10,919.58, 16,367.63 and 4,682.31 is: 7,018.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919.58 : 16,367.63 = 4,682.31 : x
  2. Step 2: Convert to fraction form
    10,919.58/16,367.63 = 4,682.31/x
  3. Step 3: Cross multiply
    10,919.58x = 16,367.63 × 4,682.31
  4. Step 4: Simplify right side
    10,919.58x = 76,638,294.21
  5. Step 5: Solve for x
    x = 76,638,294.21/10,919.58
  6. Step 6: Final answer
    x = 7,018.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.