Home / 11,650.56-16,077.24-6,345.36

Finding the Fourth Proportional to 11,650.56, 16,077.24 and 6,345.36

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Solution

The fourth proportional to 11,650.56, 16,077.24 and 6,345.36 is: 8,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.56 : 16,077.24 = 6,345.36 : x
  2. Step 2: Convert to fraction form
    11,650.56/16,077.24 = 6,345.36/x
  3. Step 3: Cross multiply
    11,650.56x = 16,077.24 × 6,345.36
  4. Step 4: Simplify right side
    11,650.56x = 102,015,875.61
  5. Step 5: Solve for x
    x = 102,015,875.61/11,650.56
  6. Step 6: Final answer
    x = 8,756.31

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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.