Home / 8,807.87-13,211.71-4,424.25

Finding the Fourth Proportional to 8,807.87, 13,211.71 and 4,424.25

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Solution

The fourth proportional to 8,807.87, 13,211.71 and 4,424.25 is: 6,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.87 : 13,211.71 = 4,424.25 : x
  2. Step 2: Convert to fraction form
    8,807.87/13,211.71 = 4,424.25/x
  3. Step 3: Cross multiply
    8,807.87x = 13,211.71 × 4,424.25
  4. Step 4: Simplify right side
    8,807.87x = 58,451,946.45
  5. Step 5: Solve for x
    x = 58,451,946.45/8,807.87
  6. Step 6: Final answer
    x = 6,636.33

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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.