Home / 9,154.55-13,722.30-3,892.93

Finding the Fourth Proportional to 9,154.55, 13,722.30 and 3,892.93

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Solution

The fourth proportional to 9,154.55, 13,722.30 and 3,892.93 is: 5,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.55 : 13,722.30 = 3,892.93 : x
  2. Step 2: Convert to fraction form
    9,154.55/13,722.30 = 3,892.93/x
  3. Step 3: Cross multiply
    9,154.55x = 13,722.30 × 3,892.93
  4. Step 4: Simplify right side
    9,154.55x = 53,419,953.34
  5. Step 5: Solve for x
    x = 53,419,953.34/9,154.55
  6. Step 6: Final answer
    x = 5,835.35

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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.