Home / 12,372.37-17,070.92-6,994.91

Finding the Fourth Proportional to 12,372.37, 17,070.92 and 6,994.91

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Solution

The fourth proportional to 12,372.37, 17,070.92 and 6,994.91 is: 9,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.37 : 17,070.92 = 6,994.91 : x
  2. Step 2: Convert to fraction form
    12,372.37/17,070.92 = 6,994.91/x
  3. Step 3: Cross multiply
    12,372.37x = 17,070.92 × 6,994.91
  4. Step 4: Simplify right side
    12,372.37x = 119,409,582.95
  5. Step 5: Solve for x
    x = 119,409,582.95/12,372.37
  6. Step 6: Final answer
    x = 9,651.31

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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.