Home / 11,824.10-16,317.48-6,518.84

Finding the Fourth Proportional to 11,824.10, 16,317.48 and 6,518.84

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Solution

The fourth proportional to 11,824.10, 16,317.48 and 6,518.84 is: 8,996.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.10 : 16,317.48 = 6,518.84 : x
  2. Step 2: Convert to fraction form
    11,824.10/16,317.48 = 6,518.84/x
  3. Step 3: Cross multiply
    11,824.10x = 16,317.48 × 6,518.84
  4. Step 4: Simplify right side
    11,824.10x = 106,371,041.32
  5. Step 5: Solve for x
    x = 106,371,041.32/11,824.10
  6. Step 6: Final answer
    x = 8,996.12

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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.