Home / 2,582.36-3,873.18-1,043

Finding the Fourth Proportional to 2,582.36, 3,873.18 and 1,043

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Solution

The fourth proportional to 2,582.36, 3,873.18 and 1,043 is: 1,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.36 : 3,873.18 = 1,043 : x
  2. Step 2: Convert to fraction form
    2,582.36/3,873.18 = 1,043/x
  3. Step 3: Cross multiply
    2,582.36x = 3,873.18 × 1,043
  4. Step 4: Simplify right side
    2,582.36x = 4,039,726.74
  5. Step 5: Solve for x
    x = 4,039,726.74/2,582.36
  6. Step 6: Final answer
    x = 1,564.35

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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.