Home / 11,643.08-17,450.67-5,394.62

Finding the Fourth Proportional to 11,643.08, 17,450.67 and 5,394.62

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Solution

The fourth proportional to 11,643.08, 17,450.67 and 5,394.62 is: 8,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.08 : 17,450.67 = 5,394.62 : x
  2. Step 2: Convert to fraction form
    11,643.08/17,450.67 = 5,394.62/x
  3. Step 3: Cross multiply
    11,643.08x = 17,450.67 × 5,394.62
  4. Step 4: Simplify right side
    11,643.08x = 94,139,733.40
  5. Step 5: Solve for x
    x = 94,139,733.40/11,643.08
  6. Step 6: Final answer
    x = 8,085.47

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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.