Home / 9,124.34-13,686.57-3,200.94

Finding the Fourth Proportional to 9,124.34, 13,686.57 and 3,200.94

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Solution

The fourth proportional to 9,124.34, 13,686.57 and 3,200.94 is: 4,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.34 : 13,686.57 = 3,200.94 : x
  2. Step 2: Convert to fraction form
    9,124.34/13,686.57 = 3,200.94/x
  3. Step 3: Cross multiply
    9,124.34x = 13,686.57 × 3,200.94
  4. Step 4: Simplify right side
    9,124.34x = 43,809,889.38
  5. Step 5: Solve for x
    x = 43,809,889.38/9,124.34
  6. Step 6: Final answer
    x = 4,801.43

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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.