Home / 5,436.04-8,152.82-2,511.52

Finding the Fourth Proportional to 5,436.04, 8,152.82 and 2,511.52

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Solution

The fourth proportional to 5,436.04, 8,152.82 and 2,511.52 is: 3,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.04 : 8,152.82 = 2,511.52 : x
  2. Step 2: Convert to fraction form
    5,436.04/8,152.82 = 2,511.52/x
  3. Step 3: Cross multiply
    5,436.04x = 8,152.82 × 2,511.52
  4. Step 4: Simplify right side
    5,436.04x = 20,475,970.49
  5. Step 5: Solve for x
    x = 20,475,970.49/5,436.04
  6. Step 6: Final answer
    x = 3,766.71

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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.