Home / 11,784.24-16,262.57-6,407.03

Finding the Fourth Proportional to 11,784.24, 16,262.57 and 6,407.03

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Solution

The fourth proportional to 11,784.24, 16,262.57 and 6,407.03 is: 8,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784.24 : 16,262.57 = 6,407.03 : x
  2. Step 2: Convert to fraction form
    11,784.24/16,262.57 = 6,407.03/x
  3. Step 3: Cross multiply
    11,784.24x = 16,262.57 × 6,407.03
  4. Step 4: Simplify right side
    11,784.24x = 104,194,798.66
  5. Step 5: Solve for x
    x = 104,194,798.66/11,784.24
  6. Step 6: Final answer
    x = 8,841.88

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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.