Home / 11,270.75-15,554.36-6,302.75

Finding the Fourth Proportional to 11,270.75, 15,554.36 and 6,302.75

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Solution

The fourth proportional to 11,270.75, 15,554.36 and 6,302.75 is: 8,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.75 : 15,554.36 = 6,302.75 : x
  2. Step 2: Convert to fraction form
    11,270.75/15,554.36 = 6,302.75/x
  3. Step 3: Cross multiply
    11,270.75x = 15,554.36 × 6,302.75
  4. Step 4: Simplify right side
    11,270.75x = 98,035,210.98
  5. Step 5: Solve for x
    x = 98,035,210.98/11,270.75
  6. Step 6: Final answer
    x = 8,698.20

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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.