Home / 6,559.13-9,841.60-3,438.40

Finding the Fourth Proportional to 6,559.13, 9,841.60 and 3,438.40

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Solution

The fourth proportional to 6,559.13, 9,841.60 and 3,438.40 is: 5,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,559.13 : 9,841.60 = 3,438.40 : x
  2. Step 2: Convert to fraction form
    6,559.13/9,841.60 = 3,438.40/x
  3. Step 3: Cross multiply
    6,559.13x = 9,841.60 × 3,438.40
  4. Step 4: Simplify right side
    6,559.13x = 33,839,318.68
  5. Step 5: Solve for x
    x = 33,839,318.68/6,559.13
  6. Step 6: Final answer
    x = 5,159.11

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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.