Home / 2,259.57-3,132.64-2,179.38

Finding the Fourth Proportional to 2,259.57, 3,132.64 and 2,179.38

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Solution

The fourth proportional to 2,259.57, 3,132.64 and 2,179.38 is: 3,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.57 : 3,132.64 = 2,179.38 : x
  2. Step 2: Convert to fraction form
    2,259.57/3,132.64 = 2,179.38/x
  3. Step 3: Cross multiply
    2,259.57x = 3,132.64 × 2,179.38
  4. Step 4: Simplify right side
    2,259.57x = 6,827,207.51
  5. Step 5: Solve for x
    x = 6,827,207.51/2,259.57
  6. Step 6: Final answer
    x = 3,021.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.