Home / 8,428.83-11,631.73-4,652.00

Finding the Fourth Proportional to 8,428.83, 11,631.73 and 4,652.00

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Solution

The fourth proportional to 8,428.83, 11,631.73 and 4,652.00 is: 6,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428.83 : 11,631.73 = 4,652.00 : x
  2. Step 2: Convert to fraction form
    8,428.83/11,631.73 = 4,652.00/x
  3. Step 3: Cross multiply
    8,428.83x = 11,631.73 × 4,652.00
  4. Step 4: Simplify right side
    8,428.83x = 54,110,747.98
  5. Step 5: Solve for x
    x = 54,110,747.98/8,428.83
  6. Step 6: Final answer
    x = 6,419.72

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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.