Home / 3,126.97-4,690.41-1,482.67

Finding the Fourth Proportional to 3,126.97, 4,690.41 and 1,482.67

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Solution

The fourth proportional to 3,126.97, 4,690.41 and 1,482.67 is: 2,223.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.97 : 4,690.41 = 1,482.67 : x
  2. Step 2: Convert to fraction form
    3,126.97/4,690.41 = 1,482.67/x
  3. Step 3: Cross multiply
    3,126.97x = 4,690.41 × 1,482.67
  4. Step 4: Simplify right side
    3,126.97x = 6,954,330.19
  5. Step 5: Solve for x
    x = 6,954,330.19/3,126.97
  6. Step 6: Final answer
    x = 2,223.98

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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.