Home / 4,837.36-6,676.64-2,742.72

Finding the Fourth Proportional to 4,837.36, 6,676.64 and 2,742.72

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Solution

The fourth proportional to 4,837.36, 6,676.64 and 2,742.72 is: 3,785.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.36 : 6,676.64 = 2,742.72 : x
  2. Step 2: Convert to fraction form
    4,837.36/6,676.64 = 2,742.72/x
  3. Step 3: Cross multiply
    4,837.36x = 6,676.64 × 2,742.72
  4. Step 4: Simplify right side
    4,837.36x = 18,312,154.06
  5. Step 5: Solve for x
    x = 18,312,154.06/4,837.36
  6. Step 6: Final answer
    x = 3,785.57

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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.