Home / 3,709.29-5,565.48-1,628.22

Finding the Fourth Proportional to 3,709.29, 5,565.48 and 1,628.22

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Solution

The fourth proportional to 3,709.29, 5,565.48 and 1,628.22 is: 2,443.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.29 : 5,565.48 = 1,628.22 : x
  2. Step 2: Convert to fraction form
    3,709.29/5,565.48 = 1,628.22/x
  3. Step 3: Cross multiply
    3,709.29x = 5,565.48 × 1,628.22
  4. Step 4: Simplify right side
    3,709.29x = 9,061,825.85
  5. Step 5: Solve for x
    x = 9,061,825.85/3,709.29
  6. Step 6: Final answer
    x = 2,443.01

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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.