Home / 3,475.62-5,210.61-1,283.10

Finding the Fourth Proportional to 3,475.62, 5,210.61 and 1,283.10

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Solution

The fourth proportional to 3,475.62, 5,210.61 and 1,283.10 is: 1,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.62 : 5,210.61 = 1,283.10 : x
  2. Step 2: Convert to fraction form
    3,475.62/5,210.61 = 1,283.10/x
  3. Step 3: Cross multiply
    3,475.62x = 5,210.61 × 1,283.10
  4. Step 4: Simplify right side
    3,475.62x = 6,685,733.69
  5. Step 5: Solve for x
    x = 6,685,733.69/3,475.62
  6. Step 6: Final answer
    x = 1,923.61

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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.