Home / 6,423.93-9,636.48-2,725.65

Finding the Fourth Proportional to 6,423.93, 9,636.48 and 2,725.65

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Solution

The fourth proportional to 6,423.93, 9,636.48 and 2,725.65 is: 4,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.93 : 9,636.48 = 2,725.65 : x
  2. Step 2: Convert to fraction form
    6,423.93/9,636.48 = 2,725.65/x
  3. Step 3: Cross multiply
    6,423.93x = 9,636.48 × 2,725.65
  4. Step 4: Simplify right side
    6,423.93x = 26,265,671.71
  5. Step 5: Solve for x
    x = 26,265,671.71/6,423.93
  6. Step 6: Final answer
    x = 4,088.72

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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.