Home / 11,029.50-15,221.82-6,554.24

Finding the Fourth Proportional to 11,029.50, 15,221.82 and 6,554.24

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Solution

The fourth proportional to 11,029.50, 15,221.82 and 6,554.24 is: 9,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.50 : 15,221.82 = 6,554.24 : x
  2. Step 2: Convert to fraction form
    11,029.50/15,221.82 = 6,554.24/x
  3. Step 3: Cross multiply
    11,029.50x = 15,221.82 × 6,554.24
  4. Step 4: Simplify right side
    11,029.50x = 99,767,461.52
  5. Step 5: Solve for x
    x = 99,767,461.52/11,029.50
  6. Step 6: Final answer
    x = 9,045.51

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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.