Home / 8,236.54-11,357.67-6,554.62

Finding the Fourth Proportional to 8,236.54, 11,357.67 and 6,554.62

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Solution

The fourth proportional to 8,236.54, 11,357.67 and 6,554.62 is: 9,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.54 : 11,357.67 = 6,554.62 : x
  2. Step 2: Convert to fraction form
    8,236.54/11,357.67 = 6,554.62/x
  3. Step 3: Cross multiply
    8,236.54x = 11,357.67 × 6,554.62
  4. Step 4: Simplify right side
    8,236.54x = 74,445,210.94
  5. Step 5: Solve for x
    x = 74,445,210.94/8,236.54
  6. Step 6: Final answer
    x = 9,038.41

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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.