Home / 11,257.79-16,872.08-4,586.53

Finding the Fourth Proportional to 11,257.79, 16,872.08 and 4,586.53

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Solution

The fourth proportional to 11,257.79, 16,872.08 and 4,586.53 is: 6,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.79 : 16,872.08 = 4,586.53 : x
  2. Step 2: Convert to fraction form
    11,257.79/16,872.08 = 4,586.53/x
  3. Step 3: Cross multiply
    11,257.79x = 16,872.08 × 4,586.53
  4. Step 4: Simplify right side
    11,257.79x = 77,384,293.40
  5. Step 5: Solve for x
    x = 77,384,293.40/11,257.79
  6. Step 6: Final answer
    x = 6,873.84

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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.