Home / 12,294.59-16,966.56-6,917.60

Finding the Fourth Proportional to 12,294.59, 16,966.56 and 6,917.60

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Solution

The fourth proportional to 12,294.59, 16,966.56 and 6,917.60 is: 9,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294.59 : 16,966.56 = 6,917.60 : x
  2. Step 2: Convert to fraction form
    12,294.59/16,966.56 = 6,917.60/x
  3. Step 3: Cross multiply
    12,294.59x = 16,966.56 × 6,917.60
  4. Step 4: Simplify right side
    12,294.59x = 117,367,943.81
  5. Step 5: Solve for x
    x = 117,367,943.81/12,294.59
  6. Step 6: Final answer
    x = 9,546.31

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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.