Home / 4,682.78-6,459.47-3,003.57

Finding the Fourth Proportional to 4,682.78, 6,459.47 and 3,003.57

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Solution

The fourth proportional to 4,682.78, 6,459.47 and 3,003.57 is: 4,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.78 : 6,459.47 = 3,003.57 : x
  2. Step 2: Convert to fraction form
    4,682.78/6,459.47 = 3,003.57/x
  3. Step 3: Cross multiply
    4,682.78x = 6,459.47 × 3,003.57
  4. Step 4: Simplify right side
    4,682.78x = 19,401,455.29
  5. Step 5: Solve for x
    x = 19,401,455.29/4,682.78
  6. Step 6: Final answer
    x = 4,143.15

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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.