Home / 9,201.73-12,698.38-5,009.98

Finding the Fourth Proportional to 9,201.73, 12,698.38 and 5,009.98

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Solution

The fourth proportional to 9,201.73, 12,698.38 and 5,009.98 is: 6,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.73 : 12,698.38 = 5,009.98 : x
  2. Step 2: Convert to fraction form
    9,201.73/12,698.38 = 5,009.98/x
  3. Step 3: Cross multiply
    9,201.73x = 12,698.38 × 5,009.98
  4. Step 4: Simplify right side
    9,201.73x = 63,618,566.34
  5. Step 5: Solve for x
    x = 63,618,566.34/9,201.73
  6. Step 6: Final answer
    x = 6,913.77

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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.