Home / 3,018.15-4,528.03-1,262.22

Finding the Fourth Proportional to 3,018.15, 4,528.03 and 1,262.22

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Solution

The fourth proportional to 3,018.15, 4,528.03 and 1,262.22 is: 1,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.15 : 4,528.03 = 1,262.22 : x
  2. Step 2: Convert to fraction form
    3,018.15/4,528.03 = 1,262.22/x
  3. Step 3: Cross multiply
    3,018.15x = 4,528.03 × 1,262.22
  4. Step 4: Simplify right side
    3,018.15x = 5,715,386.13
  5. Step 5: Solve for x
    x = 5,715,386.13/3,018.15
  6. Step 6: Final answer
    x = 1,893.67

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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.