Home / 11,450.34-15,800.19-6,671.30

Finding the Fourth Proportional to 11,450.34, 15,800.19 and 6,671.30

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Solution

The fourth proportional to 11,450.34, 15,800.19 and 6,671.30 is: 9,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.34 : 15,800.19 = 6,671.30 : x
  2. Step 2: Convert to fraction form
    11,450.34/15,800.19 = 6,671.30/x
  3. Step 3: Cross multiply
    11,450.34x = 15,800.19 × 6,671.30
  4. Step 4: Simplify right side
    11,450.34x = 105,407,728.55
  5. Step 5: Solve for x
    x = 105,407,728.55/11,450.34
  6. Step 6: Final answer
    x = 9,205.64

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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.