Home / 2,325.16-3,208.77-1,277.22

Finding the Fourth Proportional to 2,325.16, 3,208.77 and 1,277.22

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Solution

The fourth proportional to 2,325.16, 3,208.77 and 1,277.22 is: 1,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.16 : 3,208.77 = 1,277.22 : x
  2. Step 2: Convert to fraction form
    2,325.16/3,208.77 = 1,277.22/x
  3. Step 3: Cross multiply
    2,325.16x = 3,208.77 × 1,277.22
  4. Step 4: Simplify right side
    2,325.16x = 4,098,289.18
  5. Step 5: Solve for x
    x = 4,098,289.18/2,325.16
  6. Step 6: Final answer
    x = 1,762.58

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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.