Home / 11,129.32-15,358.51-6,093.57

Finding the Fourth Proportional to 11,129.32, 15,358.51 and 6,093.57

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Solution

The fourth proportional to 11,129.32, 15,358.51 and 6,093.57 is: 8,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.32 : 15,358.51 = 6,093.57 : x
  2. Step 2: Convert to fraction form
    11,129.32/15,358.51 = 6,093.57/x
  3. Step 3: Cross multiply
    11,129.32x = 15,358.51 × 6,093.57
  4. Step 4: Simplify right side
    11,129.32x = 93,588,113.00
  5. Step 5: Solve for x
    x = 93,588,113.00/11,129.32
  6. Step 6: Final answer
    x = 8,409.15

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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.