Home / 12,600.46-17,389.38-7,297.12

Finding the Fourth Proportional to 12,600.46, 17,389.38 and 7,297.12

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Solution

The fourth proportional to 12,600.46, 17,389.38 and 7,297.12 is: 10,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,600.46 : 17,389.38 = 7,297.12 : x
  2. Step 2: Convert to fraction form
    12,600.46/17,389.38 = 7,297.12/x
  3. Step 3: Cross multiply
    12,600.46x = 17,389.38 × 7,297.12
  4. Step 4: Simplify right side
    12,600.46x = 126,892,392.59
  5. Step 5: Solve for x
    x = 126,892,392.59/12,600.46
  6. Step 6: Final answer
    x = 10,070.46

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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.