Home / 10,252.86-15,379.54-4,012.62

Finding the Fourth Proportional to 10,252.86, 15,379.54 and 4,012.62

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Solution

The fourth proportional to 10,252.86, 15,379.54 and 4,012.62 is: 6,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.86 : 15,379.54 = 4,012.62 : x
  2. Step 2: Convert to fraction form
    10,252.86/15,379.54 = 4,012.62/x
  3. Step 3: Cross multiply
    10,252.86x = 15,379.54 × 4,012.62
  4. Step 4: Simplify right side
    10,252.86x = 61,712,249.79
  5. Step 5: Solve for x
    x = 61,712,249.79/10,252.86
  6. Step 6: Final answer
    x = 6,019.03

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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.