Home / 12,278.37-16,944.27-6,973.29

Finding the Fourth Proportional to 12,278.37, 16,944.27 and 6,973.29

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Solution

The fourth proportional to 12,278.37, 16,944.27 and 6,973.29 is: 9,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,278.37 : 16,944.27 = 6,973.29 : x
  2. Step 2: Convert to fraction form
    12,278.37/16,944.27 = 6,973.29/x
  3. Step 3: Cross multiply
    12,278.37x = 16,944.27 × 6,973.29
  4. Step 4: Simplify right side
    12,278.37x = 118,157,308.55
  5. Step 5: Solve for x
    x = 118,157,308.55/12,278.37
  6. Step 6: Final answer
    x = 9,623.21

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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.