Home / 4,180.69-6,269.95-1,582.21

Finding the Fourth Proportional to 4,180.69, 6,269.95 and 1,582.21

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Solution

The fourth proportional to 4,180.69, 6,269.95 and 1,582.21 is: 2,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.69 : 6,269.95 = 1,582.21 : x
  2. Step 2: Convert to fraction form
    4,180.69/6,269.95 = 1,582.21/x
  3. Step 3: Cross multiply
    4,180.69x = 6,269.95 × 1,582.21
  4. Step 4: Simplify right side
    4,180.69x = 9,920,377.59
  5. Step 5: Solve for x
    x = 9,920,377.59/4,180.69
  6. Step 6: Final answer
    x = 2,372.90

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1.5x scale

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.