Home / 5,173.35-7,139.33-2,935.19

Finding the Fourth Proportional to 5,173.35, 7,139.33 and 2,935.19

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Solution

The fourth proportional to 5,173.35, 7,139.33 and 2,935.19 is: 4,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.35 : 7,139.33 = 2,935.19 : x
  2. Step 2: Convert to fraction form
    5,173.35/7,139.33 = 2,935.19/x
  3. Step 3: Cross multiply
    5,173.35x = 7,139.33 × 2,935.19
  4. Step 4: Simplify right side
    5,173.35x = 20,955,239.65
  5. Step 5: Solve for x
    x = 20,955,239.65/5,173.35
  6. Step 6: Final answer
    x = 4,050.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.