Home / 5,714.67-7,885.95-3,196.29

Finding the Fourth Proportional to 5,714.67, 7,885.95 and 3,196.29

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Solution

The fourth proportional to 5,714.67, 7,885.95 and 3,196.29 is: 4,410.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,714.67 : 7,885.95 = 3,196.29 : x
  2. Step 2: Convert to fraction form
    5,714.67/7,885.95 = 3,196.29/x
  3. Step 3: Cross multiply
    5,714.67x = 7,885.95 × 3,196.29
  4. Step 4: Simplify right side
    5,714.67x = 25,205,783.13
  5. Step 5: Solve for x
    x = 25,205,783.13/5,714.67
  6. Step 6: Final answer
    x = 4,410.72

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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.