Home / 12,366.57-17,065.88-6,701.36

Finding the Fourth Proportional to 12,366.57, 17,065.88 and 6,701.36

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Solution

The fourth proportional to 12,366.57, 17,065.88 and 6,701.36 is: 9,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366.57 : 17,065.88 = 6,701.36 : x
  2. Step 2: Convert to fraction form
    12,366.57/17,065.88 = 6,701.36/x
  3. Step 3: Cross multiply
    12,366.57x = 17,065.88 × 6,701.36
  4. Step 4: Simplify right side
    12,366.57x = 114,364,605.60
  5. Step 5: Solve for x
    x = 114,364,605.60/12,366.57
  6. Step 6: Final answer
    x = 9,247.88

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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.