Home / 12,297.32-16,970.29-6,992.46

Finding the Fourth Proportional to 12,297.32, 16,970.29 and 6,992.46

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Solution

The fourth proportional to 12,297.32, 16,970.29 and 6,992.46 is: 9,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.32 : 16,970.29 = 6,992.46 : x
  2. Step 2: Convert to fraction form
    12,297.32/16,970.29 = 6,992.46/x
  3. Step 3: Cross multiply
    12,297.32x = 16,970.29 × 6,992.46
  4. Step 4: Simplify right side
    12,297.32x = 118,664,074.01
  5. Step 5: Solve for x
    x = 118,664,074.01/12,297.32
  6. Step 6: Final answer
    x = 9,649.59

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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.