Home / 11,618.29-16,033.20-6,313.13

Finding the Fourth Proportional to 11,618.29, 16,033.20 and 6,313.13

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Solution

The fourth proportional to 11,618.29, 16,033.20 and 6,313.13 is: 8,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.29 : 16,033.20 = 6,313.13 : x
  2. Step 2: Convert to fraction form
    11,618.29/16,033.20 = 6,313.13/x
  3. Step 3: Cross multiply
    11,618.29x = 16,033.20 × 6,313.13
  4. Step 4: Simplify right side
    11,618.29x = 101,219,675.92
  5. Step 5: Solve for x
    x = 101,219,675.92/11,618.29
  6. Step 6: Final answer
    x = 8,712.10

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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.