Home / 4,868.59-7,304.11-1,405.84

Finding the Fourth Proportional to 4,868.59, 7,304.11 and 1,405.84

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Solution

The fourth proportional to 4,868.59, 7,304.11 and 1,405.84 is: 2,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.59 : 7,304.11 = 1,405.84 : x
  2. Step 2: Convert to fraction form
    4,868.59/7,304.11 = 1,405.84/x
  3. Step 3: Cross multiply
    4,868.59x = 7,304.11 × 1,405.84
  4. Step 4: Simplify right side
    4,868.59x = 10,268,410.00
  5. Step 5: Solve for x
    x = 10,268,410.00/4,868.59
  6. Step 6: Final answer
    x = 2,109.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.