Home / 6,455.72-9,693.30-3,685.52

Finding the Fourth Proportional to 6,455.72, 9,693.30 and 3,685.52

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Solution

The fourth proportional to 6,455.72, 9,693.30 and 3,685.52 is: 5,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.72 : 9,693.30 = 3,685.52 : x
  2. Step 2: Convert to fraction form
    6,455.72/9,693.30 = 3,685.52/x
  3. Step 3: Cross multiply
    6,455.72x = 9,693.30 × 3,685.52
  4. Step 4: Simplify right side
    6,455.72x = 35,724,851.02
  5. Step 5: Solve for x
    x = 35,724,851.02/6,455.72
  6. Step 6: Final answer
    x = 5,533.83

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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.