Home / 11,777.36-16,252.57-6,472.06

Finding the Fourth Proportional to 11,777.36, 16,252.57 and 6,472.06

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Solution

The fourth proportional to 11,777.36, 16,252.57 and 6,472.06 is: 8,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.36 : 16,252.57 = 6,472.06 : x
  2. Step 2: Convert to fraction form
    11,777.36/16,252.57 = 6,472.06/x
  3. Step 3: Cross multiply
    11,777.36x = 16,252.57 × 6,472.06
  4. Step 4: Simplify right side
    11,777.36x = 105,187,636.60
  5. Step 5: Solve for x
    x = 105,187,636.60/11,777.36
  6. Step 6: Final answer
    x = 8,931.34

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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.