Home / 6,973.80-10,462.72-2,811.66

Finding the Fourth Proportional to 6,973.80, 10,462.72 and 2,811.66

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Solution

The fourth proportional to 6,973.80, 10,462.72 and 2,811.66 is: 4,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,973.80 : 10,462.72 = 2,811.66 : x
  2. Step 2: Convert to fraction form
    6,973.80/10,462.72 = 2,811.66/x
  3. Step 3: Cross multiply
    6,973.80x = 10,462.72 × 2,811.66
  4. Step 4: Simplify right side
    6,973.80x = 29,417,611.32
  5. Step 5: Solve for x
    x = 29,417,611.32/6,973.80
  6. Step 6: Final answer
    x = 4,218.30

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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.