Home / 4,744.50-7,115.16-1,623.72

Finding the Fourth Proportional to 4,744.50, 7,115.16 and 1,623.72

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Solution

The fourth proportional to 4,744.50, 7,115.16 and 1,623.72 is: 2,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.50 : 7,115.16 = 1,623.72 : x
  2. Step 2: Convert to fraction form
    4,744.50/7,115.16 = 1,623.72/x
  3. Step 3: Cross multiply
    4,744.50x = 7,115.16 × 1,623.72
  4. Step 4: Simplify right side
    4,744.50x = 11,553,027.60
  5. Step 5: Solve for x
    x = 11,553,027.60/4,744.50
  6. Step 6: Final answer
    x = 2,435.04

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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.