Home / 4,681.18-6,454.40-3,785.88

Finding the Fourth Proportional to 4,681.18, 6,454.40 and 3,785.88

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Solution

The fourth proportional to 4,681.18, 6,454.40 and 3,785.88 is: 5,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.18 : 6,454.40 = 3,785.88 : x
  2. Step 2: Convert to fraction form
    4,681.18/6,454.40 = 3,785.88/x
  3. Step 3: Cross multiply
    4,681.18x = 6,454.40 × 3,785.88
  4. Step 4: Simplify right side
    4,681.18x = 24,435,583.87
  5. Step 5: Solve for x
    x = 24,435,583.87/4,681.18
  6. Step 6: Final answer
    x = 5,219.96

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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.