Home / 11,274.42-16,915.52-5,038.74

Finding the Fourth Proportional to 11,274.42, 16,915.52 and 5,038.74

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Solution

The fourth proportional to 11,274.42, 16,915.52 and 5,038.74 is: 7,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.42 : 16,915.52 = 5,038.74 : x
  2. Step 2: Convert to fraction form
    11,274.42/16,915.52 = 5,038.74/x
  3. Step 3: Cross multiply
    11,274.42x = 16,915.52 × 5,038.74
  4. Step 4: Simplify right side
    11,274.42x = 85,232,882.05
  5. Step 5: Solve for x
    x = 85,232,882.05/11,274.42
  6. Step 6: Final answer
    x = 7,559.85

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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.