Home / 3,557.70-5,336.55-1,708.38

Finding the Fourth Proportional to 3,557.70, 5,336.55 and 1,708.38

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Solution

The fourth proportional to 3,557.70, 5,336.55 and 1,708.38 is: 2,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.70 : 5,336.55 = 1,708.38 : x
  2. Step 2: Convert to fraction form
    3,557.70/5,336.55 = 1,708.38/x
  3. Step 3: Cross multiply
    3,557.70x = 5,336.55 × 1,708.38
  4. Step 4: Simplify right side
    3,557.70x = 9,116,855.29
  5. Step 5: Solve for x
    x = 9,116,855.29/3,557.70
  6. Step 6: Final answer
    x = 2,562.57

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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.