Home / 5,173.62-7,140.06-2,935.59

Finding the Fourth Proportional to 5,173.62, 7,140.06 and 2,935.59

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Solution

The fourth proportional to 5,173.62, 7,140.06 and 2,935.59 is: 4,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.62 : 7,140.06 = 2,935.59 : x
  2. Step 2: Convert to fraction form
    5,173.62/7,140.06 = 2,935.59/x
  3. Step 3: Cross multiply
    5,173.62x = 7,140.06 × 2,935.59
  4. Step 4: Simplify right side
    5,173.62x = 20,960,288.74
  5. Step 5: Solve for x
    x = 20,960,288.74/5,173.62
  6. Step 6: Final answer
    x = 4,051.38

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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.