Home / 2,973.15-4,103.04-1,646.77

Finding the Fourth Proportional to 2,973.15, 4,103.04 and 1,646.77

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Solution

The fourth proportional to 2,973.15, 4,103.04 and 1,646.77 is: 2,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.15 : 4,103.04 = 1,646.77 : x
  2. Step 2: Convert to fraction form
    2,973.15/4,103.04 = 1,646.77/x
  3. Step 3: Cross multiply
    2,973.15x = 4,103.04 × 1,646.77
  4. Step 4: Simplify right side
    2,973.15x = 6,756,763.18
  5. Step 5: Solve for x
    x = 6,756,763.18/2,973.15
  6. Step 6: Final answer
    x = 2,272.59

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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.