Home / 9,730.62-13,427.45-5,480.33

Finding the Fourth Proportional to 9,730.62, 13,427.45 and 5,480.33

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Solution

The fourth proportional to 9,730.62, 13,427.45 and 5,480.33 is: 7,562.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.62 : 13,427.45 = 5,480.33 : x
  2. Step 2: Convert to fraction form
    9,730.62/13,427.45 = 5,480.33/x
  3. Step 3: Cross multiply
    9,730.62x = 13,427.45 × 5,480.33
  4. Step 4: Simplify right side
    9,730.62x = 73,586,783.07
  5. Step 5: Solve for x
    x = 73,586,783.07/9,730.62
  6. Step 6: Final answer
    x = 7,562.39

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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.