Home / 9,040.48-13,550.32-5,664.80

Finding the Fourth Proportional to 9,040.48, 13,550.32 and 5,664.80

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Solution

The fourth proportional to 9,040.48, 13,550.32 and 5,664.80 is: 8,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.48 : 13,550.32 = 5,664.80 : x
  2. Step 2: Convert to fraction form
    9,040.48/13,550.32 = 5,664.80/x
  3. Step 3: Cross multiply
    9,040.48x = 13,550.32 × 5,664.80
  4. Step 4: Simplify right side
    9,040.48x = 76,759,852.74
  5. Step 5: Solve for x
    x = 76,759,852.74/9,040.48
  6. Step 6: Final answer
    x = 8,490.68

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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.