Home / 6,416.23-8,854.46-3,763.68

Finding the Fourth Proportional to 6,416.23, 8,854.46 and 3,763.68

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Solution

The fourth proportional to 6,416.23, 8,854.46 and 3,763.68 is: 5,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.23 : 8,854.46 = 3,763.68 : x
  2. Step 2: Convert to fraction form
    6,416.23/8,854.46 = 3,763.68/x
  3. Step 3: Cross multiply
    6,416.23x = 8,854.46 × 3,763.68
  4. Step 4: Simplify right side
    6,416.23x = 33,325,387.08
  5. Step 5: Solve for x
    x = 33,325,387.08/6,416.23
  6. Step 6: Final answer
    x = 5,193.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.