Home / 11,183.57-15,433.51-6,148.00

Finding the Fourth Proportional to 11,183.57, 15,433.51 and 6,148.00

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Solution

The fourth proportional to 11,183.57, 15,433.51 and 6,148.00 is: 8,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.57 : 15,433.51 = 6,148.00 : x
  2. Step 2: Convert to fraction form
    11,183.57/15,433.51 = 6,148.00/x
  3. Step 3: Cross multiply
    11,183.57x = 15,433.51 × 6,148.00
  4. Step 4: Simplify right side
    11,183.57x = 94,885,142.31
  5. Step 5: Solve for x
    x = 94,885,142.31/11,183.57
  6. Step 6: Final answer
    x = 8,484.34

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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.