Home / 7,371.84-10,175.22-4,855.86

Finding the Fourth Proportional to 7,371.84, 10,175.22 and 4,855.86

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Solution

The fourth proportional to 7,371.84, 10,175.22 and 4,855.86 is: 6,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.84 : 10,175.22 = 4,855.86 : x
  2. Step 2: Convert to fraction form
    7,371.84/10,175.22 = 4,855.86/x
  3. Step 3: Cross multiply
    7,371.84x = 10,175.22 × 4,855.86
  4. Step 4: Simplify right side
    7,371.84x = 49,409,443.79
  5. Step 5: Solve for x
    x = 49,409,443.79/7,371.84
  6. Step 6: Final answer
    x = 6,702.46

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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.