Home / 7,485.98-11,223.96-3,588.26

Finding the Fourth Proportional to 7,485.98, 11,223.96 and 3,588.26

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Solution

The fourth proportional to 7,485.98, 11,223.96 and 3,588.26 is: 5,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.98 : 11,223.96 = 3,588.26 : x
  2. Step 2: Convert to fraction form
    7,485.98/11,223.96 = 3,588.26/x
  3. Step 3: Cross multiply
    7,485.98x = 11,223.96 × 3,588.26
  4. Step 4: Simplify right side
    7,485.98x = 40,274,486.71
  5. Step 5: Solve for x
    x = 40,274,486.71/7,485.98
  6. Step 6: Final answer
    x = 5,379.99

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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.