Home / 8,863.98-13,290.36-3,792.30

Finding the Fourth Proportional to 8,863.98, 13,290.36 and 3,792.30

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Solution

The fourth proportional to 8,863.98, 13,290.36 and 3,792.30 is: 5,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.98 : 13,290.36 = 3,792.30 : x
  2. Step 2: Convert to fraction form
    8,863.98/13,290.36 = 3,792.30/x
  3. Step 3: Cross multiply
    8,863.98x = 13,290.36 × 3,792.30
  4. Step 4: Simplify right side
    8,863.98x = 50,401,032.23
  5. Step 5: Solve for x
    x = 50,401,032.23/8,863.98
  6. Step 6: Final answer
    x = 5,686.05

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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.