Home / 8,896.23-13,317.62-8,684.01

Finding the Fourth Proportional to 8,896.23, 13,317.62 and 8,684.01

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Solution

The fourth proportional to 8,896.23, 13,317.62 and 8,684.01 is: 12,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.23 : 13,317.62 = 8,684.01 : x
  2. Step 2: Convert to fraction form
    8,896.23/13,317.62 = 8,684.01/x
  3. Step 3: Cross multiply
    8,896.23x = 13,317.62 × 8,684.01
  4. Step 4: Simplify right side
    8,896.23x = 115,650,301.84
  5. Step 5: Solve for x
    x = 115,650,301.84/8,896.23
  6. Step 6: Final answer
    x = 12,999.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.