Home / 11,324.96-15,627.47-6,289.10

Finding the Fourth Proportional to 11,324.96, 15,627.47 and 6,289.10

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Solution

The fourth proportional to 11,324.96, 15,627.47 and 6,289.10 is: 8,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.96 : 15,627.47 = 6,289.10 : x
  2. Step 2: Convert to fraction form
    11,324.96/15,627.47 = 6,289.10/x
  3. Step 3: Cross multiply
    11,324.96x = 15,627.47 × 6,289.10
  4. Step 4: Simplify right side
    11,324.96x = 98,282,611.99
  5. Step 5: Solve for x
    x = 98,282,611.99/11,324.96
  6. Step 6: Final answer
    x = 8,678.41

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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.