Home / 3,355.99-4,631.27-1,958.74

Finding the Fourth Proportional to 3,355.99, 4,631.27 and 1,958.74

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Solution

The fourth proportional to 3,355.99, 4,631.27 and 1,958.74 is: 2,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.99 : 4,631.27 = 1,958.74 : x
  2. Step 2: Convert to fraction form
    3,355.99/4,631.27 = 1,958.74/x
  3. Step 3: Cross multiply
    3,355.99x = 4,631.27 × 1,958.74
  4. Step 4: Simplify right side
    3,355.99x = 9,071,444.01
  5. Step 5: Solve for x
    x = 9,071,444.01/3,355.99
  6. Step 6: Final answer
    x = 2,703.06

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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.