Home / 5,787.84-8,682.22-1,628.18

Finding the Fourth Proportional to 5,787.84, 8,682.22 and 1,628.18

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Solution

The fourth proportional to 5,787.84, 8,682.22 and 1,628.18 is: 2,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.84 : 8,682.22 = 1,628.18 : x
  2. Step 2: Convert to fraction form
    5,787.84/8,682.22 = 1,628.18/x
  3. Step 3: Cross multiply
    5,787.84x = 8,682.22 × 1,628.18
  4. Step 4: Simplify right side
    5,787.84x = 14,136,216.96
  5. Step 5: Solve for x
    x = 14,136,216.96/5,787.84
  6. Step 6: Final answer
    x = 2,442.40

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1.5x scale

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.