Home / 11,004.61-16,506.45-7,910.47

Finding the Fourth Proportional to 11,004.61, 16,506.45 and 7,910.47

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Solution

The fourth proportional to 11,004.61, 16,506.45 and 7,910.47 is: 11,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.61 : 16,506.45 = 7,910.47 : x
  2. Step 2: Convert to fraction form
    11,004.61/16,506.45 = 7,910.47/x
  3. Step 3: Cross multiply
    11,004.61x = 16,506.45 × 7,910.47
  4. Step 4: Simplify right side
    11,004.61x = 130,573,777.53
  5. Step 5: Solve for x
    x = 130,573,777.53/11,004.61
  6. Step 6: Final answer
    x = 11,865.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.