Home / 2,285.16-3,425.40-1,053.48

Finding the Fourth Proportional to 2,285.16, 3,425.40 and 1,053.48

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Solution

The fourth proportional to 2,285.16, 3,425.40 and 1,053.48 is: 1,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.16 : 3,425.40 = 1,053.48 : x
  2. Step 2: Convert to fraction form
    2,285.16/3,425.40 = 1,053.48/x
  3. Step 3: Cross multiply
    2,285.16x = 3,425.40 × 1,053.48
  4. Step 4: Simplify right side
    2,285.16x = 3,608,590.39
  5. Step 5: Solve for x
    x = 3,608,590.39/2,285.16
  6. Step 6: Final answer
    x = 1,579.14

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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.