Home / 11,630.88-16,045.32-6,912.48

Finding the Fourth Proportional to 11,630.88, 16,045.32 and 6,912.48

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Solution

The fourth proportional to 11,630.88, 16,045.32 and 6,912.48 is: 9,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.88 : 16,045.32 = 6,912.48 : x
  2. Step 2: Convert to fraction form
    11,630.88/16,045.32 = 6,912.48/x
  3. Step 3: Cross multiply
    11,630.88x = 16,045.32 × 6,912.48
  4. Step 4: Simplify right side
    11,630.88x = 110,912,953.59
  5. Step 5: Solve for x
    x = 110,912,953.59/11,630.88
  6. Step 6: Final answer
    x = 9,536.08

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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.