Home / 5,977.60-8,966.32-2,688.36

Finding the Fourth Proportional to 5,977.60, 8,966.32 and 2,688.36

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Solution

The fourth proportional to 5,977.60, 8,966.32 and 2,688.36 is: 4,032.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.60 : 8,966.32 = 2,688.36 : x
  2. Step 2: Convert to fraction form
    5,977.60/8,966.32 = 2,688.36/x
  3. Step 3: Cross multiply
    5,977.60x = 8,966.32 × 2,688.36
  4. Step 4: Simplify right side
    5,977.60x = 24,104,738.90
  5. Step 5: Solve for x
    x = 24,104,738.90/5,977.60
  6. Step 6: Final answer
    x = 4,032.51

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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.