Home / 2,297.90-3,171.17-1,303.14

Finding the Fourth Proportional to 2,297.90, 3,171.17 and 1,303.14

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Solution

The fourth proportional to 2,297.90, 3,171.17 and 1,303.14 is: 1,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.90 : 3,171.17 = 1,303.14 : x
  2. Step 2: Convert to fraction form
    2,297.90/3,171.17 = 1,303.14/x
  3. Step 3: Cross multiply
    2,297.90x = 3,171.17 × 1,303.14
  4. Step 4: Simplify right side
    2,297.90x = 4,132,471.96
  5. Step 5: Solve for x
    x = 4,132,471.96/2,297.90
  6. Step 6: Final answer
    x = 1,798.37

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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.