Home / 4,476.18-6,155.22-3,885.68

Finding the Fourth Proportional to 4,476.18, 6,155.22 and 3,885.68

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Solution

The fourth proportional to 4,476.18, 6,155.22 and 3,885.68 is: 5,343.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.18 : 6,155.22 = 3,885.68 : x
  2. Step 2: Convert to fraction form
    4,476.18/6,155.22 = 3,885.68/x
  3. Step 3: Cross multiply
    4,476.18x = 6,155.22 × 3,885.68
  4. Step 4: Simplify right side
    4,476.18x = 23,917,215.25
  5. Step 5: Solve for x
    x = 23,917,215.25/4,476.18
  6. Step 6: Final answer
    x = 5,343.22

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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.