Home / 11,160.30-15,400.52-6,123.50

Finding the Fourth Proportional to 11,160.30, 15,400.52 and 6,123.50

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Solution

The fourth proportional to 11,160.30, 15,400.52 and 6,123.50 is: 8,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.30 : 15,400.52 = 6,123.50 : x
  2. Step 2: Convert to fraction form
    11,160.30/15,400.52 = 6,123.50/x
  3. Step 3: Cross multiply
    11,160.30x = 15,400.52 × 6,123.50
  4. Step 4: Simplify right side
    11,160.30x = 94,305,084.22
  5. Step 5: Solve for x
    x = 94,305,084.22/11,160.30
  6. Step 6: Final answer
    x = 8,450.05

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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.