Home / 9,237.20-13,857.80-3,394.24

Finding the Fourth Proportional to 9,237.20, 13,857.80 and 3,394.24

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Solution

The fourth proportional to 9,237.20, 13,857.80 and 3,394.24 is: 5,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.20 : 13,857.80 = 3,394.24 : x
  2. Step 2: Convert to fraction form
    9,237.20/13,857.80 = 3,394.24/x
  3. Step 3: Cross multiply
    9,237.20x = 13,857.80 × 3,394.24
  4. Step 4: Simplify right side
    9,237.20x = 47,036,699.07
  5. Step 5: Solve for x
    x = 47,036,699.07/9,237.20
  6. Step 6: Final answer
    x = 5,092.09

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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.