Home / 6,718.04-10,078.88-2,037.86

Finding the Fourth Proportional to 6,718.04, 10,078.88 and 2,037.86

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Solution

The fourth proportional to 6,718.04, 10,078.88 and 2,037.86 is: 3,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.04 : 10,078.88 = 2,037.86 : x
  2. Step 2: Convert to fraction form
    6,718.04/10,078.88 = 2,037.86/x
  3. Step 3: Cross multiply
    6,718.04x = 10,078.88 × 2,037.86
  4. Step 4: Simplify right side
    6,718.04x = 20,539,346.40
  5. Step 5: Solve for x
    x = 20,539,346.40/6,718.04
  6. Step 6: Final answer
    x = 3,057.34

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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.