Home / 9,455.10-14,178.60-4,773.30

Finding the Fourth Proportional to 9,455.10, 14,178.60 and 4,773.30

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Solution

The fourth proportional to 9,455.10, 14,178.60 and 4,773.30 is: 7,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.10 : 14,178.60 = 4,773.30 : x
  2. Step 2: Convert to fraction form
    9,455.10/14,178.60 = 4,773.30/x
  3. Step 3: Cross multiply
    9,455.10x = 14,178.60 × 4,773.30
  4. Step 4: Simplify right side
    9,455.10x = 67,678,711.38
  5. Step 5: Solve for x
    x = 67,678,711.38/9,455.10
  6. Step 6: Final answer
    x = 7,157.91

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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.