Home / 10,954.86-16,437.48-5,687.07

Finding the Fourth Proportional to 10,954.86, 16,437.48 and 5,687.07

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Solution

The fourth proportional to 10,954.86, 16,437.48 and 5,687.07 is: 8,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.86 : 16,437.48 = 5,687.07 : x
  2. Step 2: Convert to fraction form
    10,954.86/16,437.48 = 5,687.07/x
  3. Step 3: Cross multiply
    10,954.86x = 16,437.48 × 5,687.07
  4. Step 4: Simplify right side
    10,954.86x = 93,481,099.38
  5. Step 5: Solve for x
    x = 93,481,099.38/10,954.86
  6. Step 6: Final answer
    x = 8,533.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.