Home / 2,582.36-3,563.60-1,403.40

Finding the Fourth Proportional to 2,582.36, 3,563.60 and 1,403.40

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Solution

The fourth proportional to 2,582.36, 3,563.60 and 1,403.40 is: 1,936.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.36 : 3,563.60 = 1,403.40 : x
  2. Step 2: Convert to fraction form
    2,582.36/3,563.60 = 1,403.40/x
  3. Step 3: Cross multiply
    2,582.36x = 3,563.60 × 1,403.40
  4. Step 4: Simplify right side
    2,582.36x = 5,001,156.24
  5. Step 5: Solve for x
    x = 5,001,156.24/2,582.36
  6. Step 6: Final answer
    x = 1,936.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.