Home / 8,495.35-12,737.85-3,814.45

Finding the Fourth Proportional to 8,495.35, 12,737.85 and 3,814.45

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Solution

The fourth proportional to 8,495.35, 12,737.85 and 3,814.45 is: 5,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.35 : 12,737.85 = 3,814.45 : x
  2. Step 2: Convert to fraction form
    8,495.35/12,737.85 = 3,814.45/x
  3. Step 3: Cross multiply
    8,495.35x = 12,737.85 × 3,814.45
  4. Step 4: Simplify right side
    8,495.35x = 48,587,891.93
  5. Step 5: Solve for x
    x = 48,587,891.93/8,495.35
  6. Step 6: Final answer
    x = 5,719.35

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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.