Home / 10,418.82-14,384.68-9,297.84

Finding the Fourth Proportional to 10,418.82, 14,384.68 and 9,297.84

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Solution

The fourth proportional to 10,418.82, 14,384.68 and 9,297.84 is: 12,837.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.82 : 14,384.68 = 9,297.84 : x
  2. Step 2: Convert to fraction form
    10,418.82/14,384.68 = 9,297.84/x
  3. Step 3: Cross multiply
    10,418.82x = 14,384.68 × 9,297.84
  4. Step 4: Simplify right side
    10,418.82x = 133,746,453.09
  5. Step 5: Solve for x
    x = 133,746,453.09/10,418.82
  6. Step 6: Final answer
    x = 12,837.01

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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.