Home / 2,176.79-3,265.47-944.19

Finding the Fourth Proportional to 2,176.79, 3,265.47 and 944.19

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Solution

The fourth proportional to 2,176.79, 3,265.47 and 944.19 is: 1,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.79 : 3,265.47 = 944.19 : x
  2. Step 2: Convert to fraction form
    2,176.79/3,265.47 = 944.19/x
  3. Step 3: Cross multiply
    2,176.79x = 3,265.47 × 944.19
  4. Step 4: Simplify right side
    2,176.79x = 3,083,224.12
  5. Step 5: Solve for x
    x = 3,083,224.12/2,176.79
  6. Step 6: Final answer
    x = 1,416.41

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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.