Home / 8,695.21-13,033.70-4,018.28

Finding the Fourth Proportional to 8,695.21, 13,033.70 and 4,018.28

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Solution

The fourth proportional to 8,695.21, 13,033.70 and 4,018.28 is: 6,023.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.21 : 13,033.70 = 4,018.28 : x
  2. Step 2: Convert to fraction form
    8,695.21/13,033.70 = 4,018.28/x
  3. Step 3: Cross multiply
    8,695.21x = 13,033.70 × 4,018.28
  4. Step 4: Simplify right side
    8,695.21x = 52,373,056.04
  5. Step 5: Solve for x
    x = 52,373,056.04/8,695.21
  6. Step 6: Final answer
    x = 6,023.21

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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.