Home / 2,332.50-3,219.06-1,284.77

Finding the Fourth Proportional to 2,332.50, 3,219.06 and 1,284.77

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Solution

The fourth proportional to 2,332.50, 3,219.06 and 1,284.77 is: 1,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.50 : 3,219.06 = 1,284.77 : x
  2. Step 2: Convert to fraction form
    2,332.50/3,219.06 = 1,284.77/x
  3. Step 3: Cross multiply
    2,332.50x = 3,219.06 × 1,284.77
  4. Step 4: Simplify right side
    2,332.50x = 4,135,735.62
  5. Step 5: Solve for x
    x = 4,135,735.62/2,332.50
  6. Step 6: Final answer
    x = 1,773.09

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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.