Home / 10,278.66-14,183.87-5,802.60

Finding the Fourth Proportional to 10,278.66, 14,183.87 and 5,802.60

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Solution

The fourth proportional to 10,278.66, 14,183.87 and 5,802.60 is: 8,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.66 : 14,183.87 = 5,802.60 : x
  2. Step 2: Convert to fraction form
    10,278.66/14,183.87 = 5,802.60/x
  3. Step 3: Cross multiply
    10,278.66x = 14,183.87 × 5,802.60
  4. Step 4: Simplify right side
    10,278.66x = 82,303,295.05
  5. Step 5: Solve for x
    x = 82,303,295.05/10,278.66
  6. Step 6: Final answer
    x = 8,007.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.