Home / 5,323.89-7,983.36-1,626.51

Finding the Fourth Proportional to 5,323.89, 7,983.36 and 1,626.51

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Solution

The fourth proportional to 5,323.89, 7,983.36 and 1,626.51 is: 2,439.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.89 : 7,983.36 = 1,626.51 : x
  2. Step 2: Convert to fraction form
    5,323.89/7,983.36 = 1,626.51/x
  3. Step 3: Cross multiply
    5,323.89x = 7,983.36 × 1,626.51
  4. Step 4: Simplify right side
    5,323.89x = 12,985,014.87
  5. Step 5: Solve for x
    x = 12,985,014.87/5,323.89
  6. Step 6: Final answer
    x = 2,439.01

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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.