Home / 8,048.36-11,158.19-7,763.24

Finding the Fourth Proportional to 8,048.36, 11,158.19 and 7,763.24

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Solution

The fourth proportional to 8,048.36, 11,158.19 and 7,763.24 is: 10,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.36 : 11,158.19 = 7,763.24 : x
  2. Step 2: Convert to fraction form
    8,048.36/11,158.19 = 7,763.24/x
  3. Step 3: Cross multiply
    8,048.36x = 11,158.19 × 7,763.24
  4. Step 4: Simplify right side
    8,048.36x = 86,623,706.94
  5. Step 5: Solve for x
    x = 86,623,706.94/8,048.36
  6. Step 6: Final answer
    x = 10,762.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.