Home / 3,740.12-5,158.70-2,462.45

Finding the Fourth Proportional to 3,740.12, 5,158.70 and 2,462.45

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Solution

The fourth proportional to 3,740.12, 5,158.70 and 2,462.45 is: 3,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.12 : 5,158.70 = 2,462.45 : x
  2. Step 2: Convert to fraction form
    3,740.12/5,158.70 = 2,462.45/x
  3. Step 3: Cross multiply
    3,740.12x = 5,158.70 × 2,462.45
  4. Step 4: Simplify right side
    3,740.12x = 12,703,040.82
  5. Step 5: Solve for x
    x = 12,703,040.82/3,740.12
  6. Step 6: Final answer
    x = 3,396.43

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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.