Home / 9,346.08-12,897.04-5,366.56

Finding the Fourth Proportional to 9,346.08, 12,897.04 and 5,366.56

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Solution

The fourth proportional to 9,346.08, 12,897.04 and 5,366.56 is: 7,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.08 : 12,897.04 = 5,366.56 : x
  2. Step 2: Convert to fraction form
    9,346.08/12,897.04 = 5,366.56/x
  3. Step 3: Cross multiply
    9,346.08x = 12,897.04 × 5,366.56
  4. Step 4: Simplify right side
    9,346.08x = 69,212,738.98
  5. Step 5: Solve for x
    x = 69,212,738.98/9,346.08
  6. Step 6: Final answer
    x = 7,405.54

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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.