Home / 11,927.04-16,459.44-6,622.32

Finding the Fourth Proportional to 11,927.04, 16,459.44 and 6,622.32

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Solution

The fourth proportional to 11,927.04, 16,459.44 and 6,622.32 is: 9,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.04 : 16,459.44 = 6,622.32 : x
  2. Step 2: Convert to fraction form
    11,927.04/16,459.44 = 6,622.32/x
  3. Step 3: Cross multiply
    11,927.04x = 16,459.44 × 6,622.32
  4. Step 4: Simplify right side
    11,927.04x = 108,999,678.70
  5. Step 5: Solve for x
    x = 108,999,678.70/11,927.04
  6. Step 6: Final answer
    x = 9,138.87

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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.