Home / 6,120.23-9,167.58-5,077.76

Finding the Fourth Proportional to 6,120.23, 9,167.58 and 5,077.76

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Solution

The fourth proportional to 6,120.23, 9,167.58 and 5,077.76 is: 7,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.23 : 9,167.58 = 5,077.76 : x
  2. Step 2: Convert to fraction form
    6,120.23/9,167.58 = 5,077.76/x
  3. Step 3: Cross multiply
    6,120.23x = 9,167.58 × 5,077.76
  4. Step 4: Simplify right side
    6,120.23x = 46,550,725.18
  5. Step 5: Solve for x
    x = 46,550,725.18/6,120.23
  6. Step 6: Final answer
    x = 7,606.05

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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.