Home / 3,476.15-5,210.57-1,283.48

Finding the Fourth Proportional to 3,476.15, 5,210.57 and 1,283.48

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Solution

The fourth proportional to 3,476.15, 5,210.57 and 1,283.48 is: 1,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.15 : 5,210.57 = 1,283.48 : x
  2. Step 2: Convert to fraction form
    3,476.15/5,210.57 = 1,283.48/x
  3. Step 3: Cross multiply
    3,476.15x = 5,210.57 × 1,283.48
  4. Step 4: Simplify right side
    3,476.15x = 6,687,639.54
  5. Step 5: Solve for x
    x = 6,687,639.54/3,476.15
  6. Step 6: Final answer
    x = 1,923.87

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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.