Home / 6,423.49-9,636.95-2,725.93

Finding the Fourth Proportional to 6,423.49, 9,636.95 and 2,725.93

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Solution

The fourth proportional to 6,423.49, 9,636.95 and 2,725.93 is: 4,089.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.49 : 9,636.95 = 2,725.93 : x
  2. Step 2: Convert to fraction form
    6,423.49/9,636.95 = 2,725.93/x
  3. Step 3: Cross multiply
    6,423.49x = 9,636.95 × 2,725.93
  4. Step 4: Simplify right side
    6,423.49x = 26,269,651.11
  5. Step 5: Solve for x
    x = 26,269,651.11/6,423.49
  6. Step 6: Final answer
    x = 4,089.62

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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.