Home / 2,338.10-3,226.82-1,430.14

Finding the Fourth Proportional to 2,338.10, 3,226.82 and 1,430.14

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Solution

The fourth proportional to 2,338.10, 3,226.82 and 1,430.14 is: 1,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.10 : 3,226.82 = 1,430.14 : x
  2. Step 2: Convert to fraction form
    2,338.10/3,226.82 = 1,430.14/x
  3. Step 3: Cross multiply
    2,338.10x = 3,226.82 × 1,430.14
  4. Step 4: Simplify right side
    2,338.10x = 4,614,789.14
  5. Step 5: Solve for x
    x = 4,614,789.14/2,338.10
  6. Step 6: Final answer
    x = 1,973.74

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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.