Home / 11,131.20-15,360.70-6,095.29

Finding the Fourth Proportional to 11,131.20, 15,360.70 and 6,095.29

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Solution

The fourth proportional to 11,131.20, 15,360.70 and 6,095.29 is: 8,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.20 : 15,360.70 = 6,095.29 : x
  2. Step 2: Convert to fraction form
    11,131.20/15,360.70 = 6,095.29/x
  3. Step 3: Cross multiply
    11,131.20x = 15,360.70 × 6,095.29
  4. Step 4: Simplify right side
    11,131.20x = 93,627,921.10
  5. Step 5: Solve for x
    x = 93,627,921.10/11,131.20
  6. Step 6: Final answer
    x = 8,411.31

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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.