Home / 12,113.48-16,717.99-6,736.46

Finding the Fourth Proportional to 12,113.48, 16,717.99 and 6,736.46

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Solution

The fourth proportional to 12,113.48, 16,717.99 and 6,736.46 is: 9,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113.48 : 16,717.99 = 6,736.46 : x
  2. Step 2: Convert to fraction form
    12,113.48/16,717.99 = 6,736.46/x
  3. Step 3: Cross multiply
    12,113.48x = 16,717.99 × 6,736.46
  4. Step 4: Simplify right side
    12,113.48x = 112,620,070.92
  5. Step 5: Solve for x
    x = 112,620,070.92/12,113.48
  6. Step 6: Final answer
    x = 9,297.09

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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.