Home / 8,106.04-12,137.13-4,202.24

Finding the Fourth Proportional to 8,106.04, 12,137.13 and 4,202.24

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Solution

The fourth proportional to 8,106.04, 12,137.13 and 4,202.24 is: 6,291.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.04 : 12,137.13 = 4,202.24 : x
  2. Step 2: Convert to fraction form
    8,106.04/12,137.13 = 4,202.24/x
  3. Step 3: Cross multiply
    8,106.04x = 12,137.13 × 4,202.24
  4. Step 4: Simplify right side
    8,106.04x = 51,003,133.17
  5. Step 5: Solve for x
    x = 51,003,133.17/8,106.04
  6. Step 6: Final answer
    x = 6,291.99

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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.