Home / 5,057.09-7,582.89-2,280.51

Finding the Fourth Proportional to 5,057.09, 7,582.89 and 2,280.51

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Solution

The fourth proportional to 5,057.09, 7,582.89 and 2,280.51 is: 3,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.09 : 7,582.89 = 2,280.51 : x
  2. Step 2: Convert to fraction form
    5,057.09/7,582.89 = 2,280.51/x
  3. Step 3: Cross multiply
    5,057.09x = 7,582.89 × 2,280.51
  4. Step 4: Simplify right side
    5,057.09x = 17,292,845.07
  5. Step 5: Solve for x
    x = 17,292,845.07/5,057.09
  6. Step 6: Final answer
    x = 3,419.53

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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.