Home / 3,219.15-4,825.95-1,246.16

Finding the Fourth Proportional to 3,219.15, 4,825.95 and 1,246.16

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Solution

The fourth proportional to 3,219.15, 4,825.95 and 1,246.16 is: 1,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.15 : 4,825.95 = 1,246.16 : x
  2. Step 2: Convert to fraction form
    3,219.15/4,825.95 = 1,246.16/x
  3. Step 3: Cross multiply
    3,219.15x = 4,825.95 × 1,246.16
  4. Step 4: Simplify right side
    3,219.15x = 6,013,905.85
  5. Step 5: Solve for x
    x = 6,013,905.85/3,219.15
  6. Step 6: Final answer
    x = 1,868.17

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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.