Home / 9,453.12-14,181.30-2,877.72

Finding the Fourth Proportional to 9,453.12, 14,181.30 and 2,877.72

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Solution

The fourth proportional to 9,453.12, 14,181.30 and 2,877.72 is: 4,317.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.12 : 14,181.30 = 2,877.72 : x
  2. Step 2: Convert to fraction form
    9,453.12/14,181.30 = 2,877.72/x
  3. Step 3: Cross multiply
    9,453.12x = 14,181.30 × 2,877.72
  4. Step 4: Simplify right side
    9,453.12x = 40,809,810.64
  5. Step 5: Solve for x
    x = 40,809,810.64/9,453.12
  6. Step 6: Final answer
    x = 4,317.07

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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.