Home / 3,475.18-5,210.71-1,396.17

Finding the Fourth Proportional to 3,475.18, 5,210.71 and 1,396.17

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Solution

The fourth proportional to 3,475.18, 5,210.71 and 1,396.17 is: 2,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.18 : 5,210.71 = 1,396.17 : x
  2. Step 2: Convert to fraction form
    3,475.18/5,210.71 = 1,396.17/x
  3. Step 3: Cross multiply
    3,475.18x = 5,210.71 × 1,396.17
  4. Step 4: Simplify right side
    3,475.18x = 7,275,036.98
  5. Step 5: Solve for x
    x = 7,275,036.98/3,475.18
  6. Step 6: Final answer
    x = 2,093.43

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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.