Home / 3,477.51-5,211.40-1,624.03

Finding the Fourth Proportional to 3,477.51, 5,211.40 and 1,624.03

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Solution

The fourth proportional to 3,477.51, 5,211.40 and 1,624.03 is: 2,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.51 : 5,211.40 = 1,624.03 : x
  2. Step 2: Convert to fraction form
    3,477.51/5,211.40 = 1,624.03/x
  3. Step 3: Cross multiply
    3,477.51x = 5,211.40 × 1,624.03
  4. Step 4: Simplify right side
    3,477.51x = 8,463,469.94
  5. Step 5: Solve for x
    x = 8,463,469.94/3,477.51
  6. Step 6: Final answer
    x = 2,433.77

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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.