Home / 5,626.35-8,436.17-3,436.63

Finding the Fourth Proportional to 5,626.35, 8,436.17 and 3,436.63

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Solution

The fourth proportional to 5,626.35, 8,436.17 and 3,436.63 is: 5,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.35 : 8,436.17 = 3,436.63 : x
  2. Step 2: Convert to fraction form
    5,626.35/8,436.17 = 3,436.63/x
  3. Step 3: Cross multiply
    5,626.35x = 8,436.17 × 3,436.63
  4. Step 4: Simplify right side
    5,626.35x = 28,991,982.41
  5. Step 5: Solve for x
    x = 28,991,982.41/5,626.35
  6. Step 6: Final answer
    x = 5,152.89

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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.