Home / 9,201.90-12,698.80-5,010.14

Finding the Fourth Proportional to 9,201.90, 12,698.80 and 5,010.14

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Solution

The fourth proportional to 9,201.90, 12,698.80 and 5,010.14 is: 6,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.90 : 12,698.80 = 5,010.14 : x
  2. Step 2: Convert to fraction form
    9,201.90/12,698.80 = 5,010.14/x
  3. Step 3: Cross multiply
    9,201.90x = 12,698.80 × 5,010.14
  4. Step 4: Simplify right side
    9,201.90x = 63,622,765.83
  5. Step 5: Solve for x
    x = 63,622,765.83/9,201.90
  6. Step 6: Final answer
    x = 6,914.09

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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.