Home / 3,209.96-4,813.58-1,018.10

Finding the Fourth Proportional to 3,209.96, 4,813.58 and 1,018.10

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Solution

The fourth proportional to 3,209.96, 4,813.58 and 1,018.10 is: 1,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.96 : 4,813.58 = 1,018.10 : x
  2. Step 2: Convert to fraction form
    3,209.96/4,813.58 = 1,018.10/x
  3. Step 3: Cross multiply
    3,209.96x = 4,813.58 × 1,018.10
  4. Step 4: Simplify right side
    3,209.96x = 4,900,705.80
  5. Step 5: Solve for x
    x = 4,900,705.80/3,209.96
  6. Step 6: Final answer
    x = 1,526.72

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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.