Home / 8,208.16-11,325.48-5,222.92

Finding the Fourth Proportional to 8,208.16, 11,325.48 and 5,222.92

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Solution

The fourth proportional to 8,208.16, 11,325.48 and 5,222.92 is: 7,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.16 : 11,325.48 = 5,222.92 : x
  2. Step 2: Convert to fraction form
    8,208.16/11,325.48 = 5,222.92/x
  3. Step 3: Cross multiply
    8,208.16x = 11,325.48 × 5,222.92
  4. Step 4: Simplify right side
    8,208.16x = 59,152,076.00
  5. Step 5: Solve for x
    x = 59,152,076.00/8,208.16
  6. Step 6: Final answer
    x = 7,206.50

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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.