Home / 3,119.36-4,673.64-2,386.76

Finding the Fourth Proportional to 3,119.36, 4,673.64 and 2,386.76

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Solution

The fourth proportional to 3,119.36, 4,673.64 and 2,386.76 is: 3,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.36 : 4,673.64 = 2,386.76 : x
  2. Step 2: Convert to fraction form
    3,119.36/4,673.64 = 2,386.76/x
  3. Step 3: Cross multiply
    3,119.36x = 4,673.64 × 2,386.76
  4. Step 4: Simplify right side
    3,119.36x = 11,154,857.01
  5. Step 5: Solve for x
    x = 11,154,857.01/3,119.36
  6. Step 6: Final answer
    x = 3,576.01

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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.