Home / 2,945.29-4,416.53-1,713.03

Finding the Fourth Proportional to 2,945.29, 4,416.53 and 1,713.03

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Solution

The fourth proportional to 2,945.29, 4,416.53 and 1,713.03 is: 2,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.29 : 4,416.53 = 1,713.03 : x
  2. Step 2: Convert to fraction form
    2,945.29/4,416.53 = 1,713.03/x
  3. Step 3: Cross multiply
    2,945.29x = 4,416.53 × 1,713.03
  4. Step 4: Simplify right side
    2,945.29x = 7,565,639.82
  5. Step 5: Solve for x
    x = 7,565,639.82/2,945.29
  6. Step 6: Final answer
    x = 2,568.72

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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.