Home / 9,164.28-13,746.40-3,968.94

Finding the Fourth Proportional to 9,164.28, 13,746.40 and 3,968.94

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Solution

The fourth proportional to 9,164.28, 13,746.40 and 3,968.94 is: 5,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.28 : 13,746.40 = 3,968.94 : x
  2. Step 2: Convert to fraction form
    9,164.28/13,746.40 = 3,968.94/x
  3. Step 3: Cross multiply
    9,164.28x = 13,746.40 × 3,968.94
  4. Step 4: Simplify right side
    9,164.28x = 54,558,636.82
  5. Step 5: Solve for x
    x = 54,558,636.82/9,164.28
  6. Step 6: Final answer
    x = 5,953.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.