Home / 8,175.09-11,281.52-4,818.05

Finding the Fourth Proportional to 8,175.09, 11,281.52 and 4,818.05

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Solution

The fourth proportional to 8,175.09, 11,281.52 and 4,818.05 is: 6,648.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.09 : 11,281.52 = 4,818.05 : x
  2. Step 2: Convert to fraction form
    8,175.09/11,281.52 = 4,818.05/x
  3. Step 3: Cross multiply
    8,175.09x = 11,281.52 × 4,818.05
  4. Step 4: Simplify right side
    8,175.09x = 54,354,871.03
  5. Step 5: Solve for x
    x = 54,354,871.03/8,175.09
  6. Step 6: Final answer
    x = 6,648.84

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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.