Home / 8,355.90-11,529.23-4,998.18

Finding the Fourth Proportional to 8,355.90, 11,529.23 and 4,998.18

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Solution

The fourth proportional to 8,355.90, 11,529.23 and 4,998.18 is: 6,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.90 : 11,529.23 = 4,998.18 : x
  2. Step 2: Convert to fraction form
    8,355.90/11,529.23 = 4,998.18/x
  3. Step 3: Cross multiply
    8,355.90x = 11,529.23 × 4,998.18
  4. Step 4: Simplify right side
    8,355.90x = 57,625,141.81
  5. Step 5: Solve for x
    x = 57,625,141.81/8,355.90
  6. Step 6: Final answer
    x = 6,896.34

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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.