Home / 8,148.80-11,246.04-4,612.64

Finding the Fourth Proportional to 8,148.80, 11,246.04 and 4,612.64

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Solution

The fourth proportional to 8,148.80, 11,246.04 and 4,612.64 is: 6,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.80 : 11,246.04 = 4,612.64 : x
  2. Step 2: Convert to fraction form
    8,148.80/11,246.04 = 4,612.64/x
  3. Step 3: Cross multiply
    8,148.80x = 11,246.04 × 4,612.64
  4. Step 4: Simplify right side
    8,148.80x = 51,873,933.95
  5. Step 5: Solve for x
    x = 51,873,933.95/8,148.80
  6. Step 6: Final answer
    x = 6,365.84

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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.