Home / 9,185.40-13,794.30-7,110.45

Finding the Fourth Proportional to 9,185.40, 13,794.30 and 7,110.45

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Solution

The fourth proportional to 9,185.40, 13,794.30 and 7,110.45 is: 10,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.40 : 13,794.30 = 7,110.45 : x
  2. Step 2: Convert to fraction form
    9,185.40/13,794.30 = 7,110.45/x
  3. Step 3: Cross multiply
    9,185.40x = 13,794.30 × 7,110.45
  4. Step 4: Simplify right side
    9,185.40x = 98,083,680.44
  5. Step 5: Solve for x
    x = 98,083,680.44/9,185.40
  6. Step 6: Final answer
    x = 10,678.22

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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.