Home / 11,483.01-15,847.46-6,447.56

Finding the Fourth Proportional to 11,483.01, 15,847.46 and 6,447.56

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Solution

The fourth proportional to 11,483.01, 15,847.46 and 6,447.56 is: 8,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.01 : 15,847.46 = 6,447.56 : x
  2. Step 2: Convert to fraction form
    11,483.01/15,847.46 = 6,447.56/x
  3. Step 3: Cross multiply
    11,483.01x = 15,847.46 × 6,447.56
  4. Step 4: Simplify right side
    11,483.01x = 102,177,337.72
  5. Step 5: Solve for x
    x = 102,177,337.72/11,483.01
  6. Step 6: Final answer
    x = 8,898.13

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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.