Home / 11,040.48-15,236.64-6,325.92

Finding the Fourth Proportional to 11,040.48, 15,236.64 and 6,325.92

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Solution

The fourth proportional to 11,040.48, 15,236.64 and 6,325.92 is: 8,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.48 : 15,236.64 = 6,325.92 : x
  2. Step 2: Convert to fraction form
    11,040.48/15,236.64 = 6,325.92/x
  3. Step 3: Cross multiply
    11,040.48x = 15,236.64 × 6,325.92
  4. Step 4: Simplify right side
    11,040.48x = 96,385,765.71
  5. Step 5: Solve for x
    x = 96,385,765.71/11,040.48
  6. Step 6: Final answer
    x = 8,730.22

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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.