Home / 8,822.34-12,175.80-5,045.85

Finding the Fourth Proportional to 8,822.34, 12,175.80 and 5,045.85

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Solution

The fourth proportional to 8,822.34, 12,175.80 and 5,045.85 is: 6,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.34 : 12,175.80 = 5,045.85 : x
  2. Step 2: Convert to fraction form
    8,822.34/12,175.80 = 5,045.85/x
  3. Step 3: Cross multiply
    8,822.34x = 12,175.80 × 5,045.85
  4. Step 4: Simplify right side
    8,822.34x = 61,437,241.51
  5. Step 5: Solve for x
    x = 61,437,241.51/8,822.34
  6. Step 6: Final answer
    x = 6,963.83

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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.