Home / 10,072.99-15,104.29-4,521.58

Finding the Fourth Proportional to 10,072.99, 15,104.29 and 4,521.58

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Solution

The fourth proportional to 10,072.99, 15,104.29 and 4,521.58 is: 6,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.99 : 15,104.29 = 4,521.58 : x
  2. Step 2: Convert to fraction form
    10,072.99/15,104.29 = 4,521.58/x
  3. Step 3: Cross multiply
    10,072.99x = 15,104.29 × 4,521.58
  4. Step 4: Simplify right side
    10,072.99x = 68,295,255.58
  5. Step 5: Solve for x
    x = 68,295,255.58/10,072.99
  6. Step 6: Final answer
    x = 6,780.04

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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.