Home / 8,820.77-13,230.81-3,554.24

Finding the Fourth Proportional to 8,820.77, 13,230.81 and 3,554.24

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Solution

The fourth proportional to 8,820.77, 13,230.81 and 3,554.24 is: 5,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.77 : 13,230.81 = 3,554.24 : x
  2. Step 2: Convert to fraction form
    8,820.77/13,230.81 = 3,554.24/x
  3. Step 3: Cross multiply
    8,820.77x = 13,230.81 × 3,554.24
  4. Step 4: Simplify right side
    8,820.77x = 47,025,407.98
  5. Step 5: Solve for x
    x = 47,025,407.98/8,820.77
  6. Step 6: Final answer
    x = 5,331.22

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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.