Home / 10,306.93-15,461.52-3,285.30

Finding the Fourth Proportional to 10,306.93, 15,461.52 and 3,285.30

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Solution

The fourth proportional to 10,306.93, 15,461.52 and 3,285.30 is: 4,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.93 : 15,461.52 = 3,285.30 : x
  2. Step 2: Convert to fraction form
    10,306.93/15,461.52 = 3,285.30/x
  3. Step 3: Cross multiply
    10,306.93x = 15,461.52 × 3,285.30
  4. Step 4: Simplify right side
    10,306.93x = 50,795,731.66
  5. Step 5: Solve for x
    x = 50,795,731.66/10,306.93
  6. Step 6: Final answer
    x = 4,928.31

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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.