Home / 11,925.74-16,446.02-7,672.44

Finding the Fourth Proportional to 11,925.74, 16,446.02 and 7,672.44

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Solution

The fourth proportional to 11,925.74, 16,446.02 and 7,672.44 is: 10,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.74 : 16,446.02 = 7,672.44 : x
  2. Step 2: Convert to fraction form
    11,925.74/16,446.02 = 7,672.44/x
  3. Step 3: Cross multiply
    11,925.74x = 16,446.02 × 7,672.44
  4. Step 4: Simplify right side
    11,925.74x = 126,181,101.69
  5. Step 5: Solve for x
    x = 126,181,101.69/11,925.74
  6. Step 6: Final answer
    x = 10,580.57

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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.