Home / 10,889.22-15,026.06-6,108.06

Finding the Fourth Proportional to 10,889.22, 15,026.06 and 6,108.06

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Solution

The fourth proportional to 10,889.22, 15,026.06 and 6,108.06 is: 8,428.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.22 : 15,026.06 = 6,108.06 : x
  2. Step 2: Convert to fraction form
    10,889.22/15,026.06 = 6,108.06/x
  3. Step 3: Cross multiply
    10,889.22x = 15,026.06 × 6,108.06
  4. Step 4: Simplify right side
    10,889.22x = 91,780,045.50
  5. Step 5: Solve for x
    x = 91,780,045.50/10,889.22
  6. Step 6: Final answer
    x = 8,428.52

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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.