Home / 9,403.80-14,105.70-5,904.60

Finding the Fourth Proportional to 9,403.80, 14,105.70 and 5,904.60

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Solution

The fourth proportional to 9,403.80, 14,105.70 and 5,904.60 is: 8,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.80 : 14,105.70 = 5,904.60 : x
  2. Step 2: Convert to fraction form
    9,403.80/14,105.70 = 5,904.60/x
  3. Step 3: Cross multiply
    9,403.80x = 14,105.70 × 5,904.60
  4. Step 4: Simplify right side
    9,403.80x = 83,288,516.22
  5. Step 5: Solve for x
    x = 83,288,516.22/9,403.80
  6. Step 6: Final answer
    x = 8,856.90

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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.