Home / 4,269.15-6,405.54-2,077.89

Finding the Fourth Proportional to 4,269.15, 6,405.54 and 2,077.89

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Solution

The fourth proportional to 4,269.15, 6,405.54 and 2,077.89 is: 3,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.15 : 6,405.54 = 2,077.89 : x
  2. Step 2: Convert to fraction form
    4,269.15/6,405.54 = 2,077.89/x
  3. Step 3: Cross multiply
    4,269.15x = 6,405.54 × 2,077.89
  4. Step 4: Simplify right side
    4,269.15x = 13,310,007.51
  5. Step 5: Solve for x
    x = 13,310,007.51/4,269.15
  6. Step 6: Final answer
    x = 3,117.72

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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.