Home / 10,318.77-14,224.50-6,336.81

Finding the Fourth Proportional to 10,318.77, 14,224.50 and 6,336.81

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Solution

The fourth proportional to 10,318.77, 14,224.50 and 6,336.81 is: 8,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.77 : 14,224.50 = 6,336.81 : x
  2. Step 2: Convert to fraction form
    10,318.77/14,224.50 = 6,336.81/x
  3. Step 3: Cross multiply
    10,318.77x = 14,224.50 × 6,336.81
  4. Step 4: Simplify right side
    10,318.77x = 90,137,953.85
  5. Step 5: Solve for x
    x = 90,137,953.85/10,318.77
  6. Step 6: Final answer
    x = 8,735.34

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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.