Home / 5,822.87-8,731.64-1,873.40

Finding the Fourth Proportional to 5,822.87, 8,731.64 and 1,873.40

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Solution

The fourth proportional to 5,822.87, 8,731.64 and 1,873.40 is: 2,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.87 : 8,731.64 = 1,873.40 : x
  2. Step 2: Convert to fraction form
    5,822.87/8,731.64 = 1,873.40/x
  3. Step 3: Cross multiply
    5,822.87x = 8,731.64 × 1,873.40
  4. Step 4: Simplify right side
    5,822.87x = 16,357,866.84
  5. Step 5: Solve for x
    x = 16,357,866.84/5,822.87
  6. Step 6: Final answer
    x = 2,809.24

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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.