Home / 8,106.03-12,159.06-3,175.02

Finding the Fourth Proportional to 8,106.03, 12,159.06 and 3,175.02

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Solution

The fourth proportional to 8,106.03, 12,159.06 and 3,175.02 is: 4,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.03 : 12,159.06 = 3,175.02 : x
  2. Step 2: Convert to fraction form
    8,106.03/12,159.06 = 3,175.02/x
  3. Step 3: Cross multiply
    8,106.03x = 12,159.06 × 3,175.02
  4. Step 4: Simplify right side
    8,106.03x = 38,605,258.68
  5. Step 5: Solve for x
    x = 38,605,258.68/8,106.03
  6. Step 6: Final answer
    x = 4,762.54

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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.