Home / 4,412.99-6,619.64-2,220.52

Finding the Fourth Proportional to 4,412.99, 6,619.64 and 2,220.52

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Solution

The fourth proportional to 4,412.99, 6,619.64 and 2,220.52 is: 3,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.99 : 6,619.64 = 2,220.52 : x
  2. Step 2: Convert to fraction form
    4,412.99/6,619.64 = 2,220.52/x
  3. Step 3: Cross multiply
    4,412.99x = 6,619.64 × 2,220.52
  4. Step 4: Simplify right side
    4,412.99x = 14,699,043.01
  5. Step 5: Solve for x
    x = 14,699,043.01/4,412.99
  6. Step 6: Final answer
    x = 3,330.86

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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.