Home / 9,655.38-14,478.03-4,455.54

Finding the Fourth Proportional to 9,655.38, 14,478.03 and 4,455.54

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Solution

The fourth proportional to 9,655.38, 14,478.03 and 4,455.54 is: 6,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.38 : 14,478.03 = 4,455.54 : x
  2. Step 2: Convert to fraction form
    9,655.38/14,478.03 = 4,455.54/x
  3. Step 3: Cross multiply
    9,655.38x = 14,478.03 × 4,455.54
  4. Step 4: Simplify right side
    9,655.38x = 64,507,441.79
  5. Step 5: Solve for x
    x = 64,507,441.79/9,655.38
  6. Step 6: Final answer
    x = 6,680.98

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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.