Home / 11,126.56-15,354.15-6,090.99

Finding the Fourth Proportional to 11,126.56, 15,354.15 and 6,090.99

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Solution

The fourth proportional to 11,126.56, 15,354.15 and 6,090.99 is: 8,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.56 : 15,354.15 = 6,090.99 : x
  2. Step 2: Convert to fraction form
    11,126.56/15,354.15 = 6,090.99/x
  3. Step 3: Cross multiply
    11,126.56x = 15,354.15 × 6,090.99
  4. Step 4: Simplify right side
    11,126.56x = 93,521,996.95
  5. Step 5: Solve for x
    x = 93,521,996.95/11,126.56
  6. Step 6: Final answer
    x = 8,405.29

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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.