Home / 2,246.30-3,101.38-1,461.68

Finding the Fourth Proportional to 2,246.30, 3,101.38 and 1,461.68

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Solution

The fourth proportional to 2,246.30, 3,101.38 and 1,461.68 is: 2,018.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.30 : 3,101.38 = 1,461.68 : x
  2. Step 2: Convert to fraction form
    2,246.30/3,101.38 = 1,461.68/x
  3. Step 3: Cross multiply
    2,246.30x = 3,101.38 × 1,461.68
  4. Step 4: Simplify right side
    2,246.30x = 4,533,225.12
  5. Step 5: Solve for x
    x = 4,533,225.12/2,246.30
  6. Step 6: Final answer
    x = 2,018.09

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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.