Home / 11,012.04-15,192.63-7,034.94

Finding the Fourth Proportional to 11,012.04, 15,192.63 and 7,034.94

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Solution

The fourth proportional to 11,012.04, 15,192.63 and 7,034.94 is: 9,705.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.04 : 15,192.63 = 7,034.94 : x
  2. Step 2: Convert to fraction form
    11,012.04/15,192.63 = 7,034.94/x
  3. Step 3: Cross multiply
    11,012.04x = 15,192.63 × 7,034.94
  4. Step 4: Simplify right side
    11,012.04x = 106,879,240.49
  5. Step 5: Solve for x
    x = 106,879,240.49/11,012.04
  6. Step 6: Final answer
    x = 9,705.67

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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.