Home / 8,175.68-12,271.18-4,018.67

Finding the Fourth Proportional to 8,175.68, 12,271.18 and 4,018.67

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Solution

The fourth proportional to 8,175.68, 12,271.18 and 4,018.67 is: 6,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.68 : 12,271.18 = 4,018.67 : x
  2. Step 2: Convert to fraction form
    8,175.68/12,271.18 = 4,018.67/x
  3. Step 3: Cross multiply
    8,175.68x = 12,271.18 × 4,018.67
  4. Step 4: Simplify right side
    8,175.68x = 49,313,805.23
  5. Step 5: Solve for x
    x = 49,313,805.23/8,175.68
  6. Step 6: Final answer
    x = 6,031.77

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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.