Home / 2,457.26-3,388.32-2,223.98

Finding the Fourth Proportional to 2,457.26, 3,388.32 and 2,223.98

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Solution

The fourth proportional to 2,457.26, 3,388.32 and 2,223.98 is: 3,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.26 : 3,388.32 = 2,223.98 : x
  2. Step 2: Convert to fraction form
    2,457.26/3,388.32 = 2,223.98/x
  3. Step 3: Cross multiply
    2,457.26x = 3,388.32 × 2,223.98
  4. Step 4: Simplify right side
    2,457.26x = 7,535,538.97
  5. Step 5: Solve for x
    x = 7,535,538.97/2,457.26
  6. Step 6: Final answer
    x = 3,066.65

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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.