Home / 6,784.70-10,176.06-1,854.74

Finding the Fourth Proportional to 6,784.70, 10,176.06 and 1,854.74

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Solution

The fourth proportional to 6,784.70, 10,176.06 and 1,854.74 is: 2,781.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.70 : 10,176.06 = 1,854.74 : x
  2. Step 2: Convert to fraction form
    6,784.70/10,176.06 = 1,854.74/x
  3. Step 3: Cross multiply
    6,784.70x = 10,176.06 × 1,854.74
  4. Step 4: Simplify right side
    6,784.70x = 18,873,945.52
  5. Step 5: Solve for x
    x = 18,873,945.52/6,784.70
  6. Step 6: Final answer
    x = 2,781.84

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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.