Home / 12,162.60-16,784.41-6,573.60

Finding the Fourth Proportional to 12,162.60, 16,784.41 and 6,573.60

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Solution

The fourth proportional to 12,162.60, 16,784.41 and 6,573.60 is: 9,071.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,162.60 : 16,784.41 = 6,573.60 : x
  2. Step 2: Convert to fraction form
    12,162.60/16,784.41 = 6,573.60/x
  3. Step 3: Cross multiply
    12,162.60x = 16,784.41 × 6,573.60
  4. Step 4: Simplify right side
    12,162.60x = 110,333,997.58
  5. Step 5: Solve for x
    x = 110,333,997.58/12,162.60
  6. Step 6: Final answer
    x = 9,071.58

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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.