Home / 10,065.54-15,103.50-4,522.74

Finding the Fourth Proportional to 10,065.54, 15,103.50 and 4,522.74

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Solution

The fourth proportional to 10,065.54, 15,103.50 and 4,522.74 is: 6,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.54 : 15,103.50 = 4,522.74 : x
  2. Step 2: Convert to fraction form
    10,065.54/15,103.50 = 4,522.74/x
  3. Step 3: Cross multiply
    10,065.54x = 15,103.50 × 4,522.74
  4. Step 4: Simplify right side
    10,065.54x = 68,309,203.59
  5. Step 5: Solve for x
    x = 68,309,203.59/10,065.54
  6. Step 6: Final answer
    x = 6,786.44

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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.