Home / 11,006.10-15,188.43-5,970.33

Finding the Fourth Proportional to 11,006.10, 15,188.43 and 5,970.33

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Solution

The fourth proportional to 11,006.10, 15,188.43 and 5,970.33 is: 8,239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.10 : 15,188.43 = 5,970.33 : x
  2. Step 2: Convert to fraction form
    11,006.10/15,188.43 = 5,970.33/x
  3. Step 3: Cross multiply
    11,006.10x = 15,188.43 × 5,970.33
  4. Step 4: Simplify right side
    11,006.10x = 90,679,939.28
  5. Step 5: Solve for x
    x = 90,679,939.28/11,006.10
  6. Step 6: Final answer
    x = 8,239.06

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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.