Home / 4,215.32-6,323.90-1,293.86

Finding the Fourth Proportional to 4,215.32, 6,323.90 and 1,293.86

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Solution

The fourth proportional to 4,215.32, 6,323.90 and 1,293.86 is: 1,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.32 : 6,323.90 = 1,293.86 : x
  2. Step 2: Convert to fraction form
    4,215.32/6,323.90 = 1,293.86/x
  3. Step 3: Cross multiply
    4,215.32x = 6,323.90 × 1,293.86
  4. Step 4: Simplify right side
    4,215.32x = 8,182,203.17
  5. Step 5: Solve for x
    x = 8,182,203.17/4,215.32
  6. Step 6: Final answer
    x = 1,941.07

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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.