Home / 10,331.00-14,258.00-6,139.25

Finding the Fourth Proportional to 10,331.00, 14,258.00 and 6,139.25

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Solution

The fourth proportional to 10,331.00, 14,258.00 and 6,139.25 is: 8,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.00 : 14,258.00 = 6,139.25 : x
  2. Step 2: Convert to fraction form
    10,331.00/14,258.00 = 6,139.25/x
  3. Step 3: Cross multiply
    10,331.00x = 14,258.00 × 6,139.25
  4. Step 4: Simplify right side
    10,331.00x = 87,533,431.45
  5. Step 5: Solve for x
    x = 87,533,431.45/10,331.00
  6. Step 6: Final answer
    x = 8,472.89

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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.