Home / 3,007.56-4,513.50-1,854.12

Finding the Fourth Proportional to 3,007.56, 4,513.50 and 1,854.12

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Solution

The fourth proportional to 3,007.56, 4,513.50 and 1,854.12 is: 2,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.56 : 4,513.50 = 1,854.12 : x
  2. Step 2: Convert to fraction form
    3,007.56/4,513.50 = 1,854.12/x
  3. Step 3: Cross multiply
    3,007.56x = 4,513.50 × 1,854.12
  4. Step 4: Simplify right side
    3,007.56x = 8,368,570.62
  5. Step 5: Solve for x
    x = 8,368,570.62/3,007.56
  6. Step 6: Final answer
    x = 2,782.51

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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.