Home / 12,374.55-17,076.57-6,709.05

Finding the Fourth Proportional to 12,374.55, 17,076.57 and 6,709.05

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Solution

The fourth proportional to 12,374.55, 17,076.57 and 6,709.05 is: 9,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.55 : 17,076.57 = 6,709.05 : x
  2. Step 2: Convert to fraction form
    12,374.55/17,076.57 = 6,709.05/x
  3. Step 3: Cross multiply
    12,374.55x = 17,076.57 × 6,709.05
  4. Step 4: Simplify right side
    12,374.55x = 114,567,561.96
  5. Step 5: Solve for x
    x = 114,567,561.96/12,374.55
  6. Step 6: Final answer
    x = 9,258.32

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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.