Home / 10,735.54-14,814.60-6,489.09

Finding the Fourth Proportional to 10,735.54, 14,814.60 and 6,489.09

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Solution

The fourth proportional to 10,735.54, 14,814.60 and 6,489.09 is: 8,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,735.54 : 14,814.60 = 6,489.09 : x
  2. Step 2: Convert to fraction form
    10,735.54/14,814.60 = 6,489.09/x
  3. Step 3: Cross multiply
    10,735.54x = 14,814.60 × 6,489.09
  4. Step 4: Simplify right side
    10,735.54x = 96,133,272.71
  5. Step 5: Solve for x
    x = 96,133,272.71/10,735.54
  6. Step 6: Final answer
    x = 8,954.68

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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.