Home / 5,204.10-7,801.30-1,916.32

Finding the Fourth Proportional to 5,204.10, 7,801.30 and 1,916.32

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Solution

The fourth proportional to 5,204.10, 7,801.30 and 1,916.32 is: 2,872.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.10 : 7,801.30 = 1,916.32 : x
  2. Step 2: Convert to fraction form
    5,204.10/7,801.30 = 1,916.32/x
  3. Step 3: Cross multiply
    5,204.10x = 7,801.30 × 1,916.32
  4. Step 4: Simplify right side
    5,204.10x = 14,949,787.22
  5. Step 5: Solve for x
    x = 14,949,787.22/5,204.10
  6. Step 6: Final answer
    x = 2,872.69

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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.