Home / 12,113.21-16,714.44-6,735.21

Finding the Fourth Proportional to 12,113.21, 16,714.44 and 6,735.21

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Solution

The fourth proportional to 12,113.21, 16,714.44 and 6,735.21 is: 9,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113.21 : 16,714.44 = 6,735.21 : x
  2. Step 2: Convert to fraction form
    12,113.21/16,714.44 = 6,735.21/x
  3. Step 3: Cross multiply
    12,113.21x = 16,714.44 × 6,735.21
  4. Step 4: Simplify right side
    12,113.21x = 112,575,263.43
  5. Step 5: Solve for x
    x = 112,575,263.43/12,113.21
  6. Step 6: Final answer
    x = 9,293.60

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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.