Home / 12,907.86-19,364.31-4,588.26

Finding the Fourth Proportional to 12,907.86, 19,364.31 and 4,588.26

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Solution

The fourth proportional to 12,907.86, 19,364.31 and 4,588.26 is: 6,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907.86 : 19,364.31 = 4,588.26 : x
  2. Step 2: Convert to fraction form
    12,907.86/19,364.31 = 4,588.26/x
  3. Step 3: Cross multiply
    12,907.86x = 19,364.31 × 4,588.26
  4. Step 4: Simplify right side
    12,907.86x = 88,848,489.00
  5. Step 5: Solve for x
    x = 88,848,489.00/12,907.86
  6. Step 6: Final answer
    x = 6,883.29

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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.