Home / 8,235.06-11,364.48-4,509.06

Finding the Fourth Proportional to 8,235.06, 11,364.48 and 4,509.06

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Solution

The fourth proportional to 8,235.06, 11,364.48 and 4,509.06 is: 6,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.06 : 11,364.48 = 4,509.06 : x
  2. Step 2: Convert to fraction form
    8,235.06/11,364.48 = 4,509.06/x
  3. Step 3: Cross multiply
    8,235.06x = 11,364.48 × 4,509.06
  4. Step 4: Simplify right side
    8,235.06x = 51,243,122.19
  5. Step 5: Solve for x
    x = 51,243,122.19/8,235.06
  6. Step 6: Final answer
    x = 6,222.56

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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.