Home / 1,582.32-2,383.14-1,200.24

Finding the Fourth Proportional to 1,582.32, 2,383.14 and 1,200.24

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Solution

The fourth proportional to 1,582.32, 2,383.14 and 1,200.24 is: 1,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582.32 : 2,383.14 = 1,200.24 : x
  2. Step 2: Convert to fraction form
    1,582.32/2,383.14 = 1,200.24/x
  3. Step 3: Cross multiply
    1,582.32x = 2,383.14 × 1,200.24
  4. Step 4: Simplify right side
    1,582.32x = 2,860,339.95
  5. Step 5: Solve for x
    x = 2,860,339.95/1,582.32
  6. Step 6: Final answer
    x = 1,807.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.