Home / 1,906.04-2,854.20-1,859.60

Finding the Fourth Proportional to 1,906.04, 2,854.20 and 1,859.60

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Solution

The fourth proportional to 1,906.04, 2,854.20 and 1,859.60 is: 2,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906.04 : 2,854.20 = 1,859.60 : x
  2. Step 2: Convert to fraction form
    1,906.04/2,854.20 = 1,859.60/x
  3. Step 3: Cross multiply
    1,906.04x = 2,854.20 × 1,859.60
  4. Step 4: Simplify right side
    1,906.04x = 5,307,670.32
  5. Step 5: Solve for x
    x = 5,307,670.32/1,906.04
  6. Step 6: Final answer
    x = 2,784.66

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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.