Home / 7,355.80-11,033.70-3,259.80

Finding the Fourth Proportional to 7,355.80, 11,033.70 and 3,259.80

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Solution

The fourth proportional to 7,355.80, 11,033.70 and 3,259.80 is: 4,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.80 : 11,033.70 = 3,259.80 : x
  2. Step 2: Convert to fraction form
    7,355.80/11,033.70 = 3,259.80/x
  3. Step 3: Cross multiply
    7,355.80x = 11,033.70 × 3,259.80
  4. Step 4: Simplify right side
    7,355.80x = 35,967,655.26
  5. Step 5: Solve for x
    x = 35,967,655.26/7,355.80
  6. Step 6: Final answer
    x = 4,889.70

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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.