Home / 11,446.02-17,176.32-4,872.20

Finding the Fourth Proportional to 11,446.02, 17,176.32 and 4,872.20

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Solution

The fourth proportional to 11,446.02, 17,176.32 and 4,872.20 is: 7,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.02 : 17,176.32 = 4,872.20 : x
  2. Step 2: Convert to fraction form
    11,446.02/17,176.32 = 4,872.20/x
  3. Step 3: Cross multiply
    11,446.02x = 17,176.32 × 4,872.20
  4. Step 4: Simplify right side
    11,446.02x = 83,686,380.42
  5. Step 5: Solve for x
    x = 83,686,380.42/11,446.02
  6. Step 6: Final answer
    x = 7,311.40

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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.