Home / 12,256.10-18,384.20-4,464.90

Finding the Fourth Proportional to 12,256.10, 18,384.20 and 4,464.90

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Solution

The fourth proportional to 12,256.10, 18,384.20 and 4,464.90 is: 6,697.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.10 : 18,384.20 = 4,464.90 : x
  2. Step 2: Convert to fraction form
    12,256.10/18,384.20 = 4,464.90/x
  3. Step 3: Cross multiply
    12,256.10x = 18,384.20 × 4,464.90
  4. Step 4: Simplify right side
    12,256.10x = 82,083,592.26
  5. Step 5: Solve for x
    x = 82,083,592.26/12,256.10
  6. Step 6: Final answer
    x = 6,697.37

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1.5x scale

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.