Home / 5,505.38-8,258.47-1,610.09

Finding the Fourth Proportional to 5,505.38, 8,258.47 and 1,610.09

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Solution

The fourth proportional to 5,505.38, 8,258.47 and 1,610.09 is: 2,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.38 : 8,258.47 = 1,610.09 : x
  2. Step 2: Convert to fraction form
    5,505.38/8,258.47 = 1,610.09/x
  3. Step 3: Cross multiply
    5,505.38x = 8,258.47 × 1,610.09
  4. Step 4: Simplify right side
    5,505.38x = 13,296,834.64
  5. Step 5: Solve for x
    x = 13,296,834.64/5,505.38
  6. Step 6: Final answer
    x = 2,415.25

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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.