Home / 12,274.34-16,938.70-6,969.27

Finding the Fourth Proportional to 12,274.34, 16,938.70 and 6,969.27

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Solution

The fourth proportional to 12,274.34, 16,938.70 and 6,969.27 is: 9,617.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274.34 : 16,938.70 = 6,969.27 : x
  2. Step 2: Convert to fraction form
    12,274.34/16,938.70 = 6,969.27/x
  3. Step 3: Cross multiply
    12,274.34x = 16,938.70 × 6,969.27
  4. Step 4: Simplify right side
    12,274.34x = 118,050,373.75
  5. Step 5: Solve for x
    x = 118,050,373.75/12,274.34
  6. Step 6: Final answer
    x = 9,617.66

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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.