Home / 3,432.69-5,148.23-1,582.65

Finding the Fourth Proportional to 3,432.69, 5,148.23 and 1,582.65

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Solution

The fourth proportional to 3,432.69, 5,148.23 and 1,582.65 is: 2,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.69 : 5,148.23 = 1,582.65 : x
  2. Step 2: Convert to fraction form
    3,432.69/5,148.23 = 1,582.65/x
  3. Step 3: Cross multiply
    3,432.69x = 5,148.23 × 1,582.65
  4. Step 4: Simplify right side
    3,432.69x = 8,147,838.30
  5. Step 5: Solve for x
    x = 8,147,838.30/3,432.69
  6. Step 6: Final answer
    x = 2,373.60

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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.