Home / 3,019.86-4,530.44-1,264.94

Finding the Fourth Proportional to 3,019.86, 4,530.44 and 1,264.94

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Solution

The fourth proportional to 3,019.86, 4,530.44 and 1,264.94 is: 1,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.86 : 4,530.44 = 1,264.94 : x
  2. Step 2: Convert to fraction form
    3,019.86/4,530.44 = 1,264.94/x
  3. Step 3: Cross multiply
    3,019.86x = 4,530.44 × 1,264.94
  4. Step 4: Simplify right side
    3,019.86x = 5,730,734.77
  5. Step 5: Solve for x
    x = 5,730,734.77/3,019.86
  6. Step 6: Final answer
    x = 1,897.68

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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.