Home / 7,403.63-10,217.68-4,260.42

Finding the Fourth Proportional to 7,403.63, 10,217.68 and 4,260.42

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Solution

The fourth proportional to 7,403.63, 10,217.68 and 4,260.42 is: 5,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.63 : 10,217.68 = 4,260.42 : x
  2. Step 2: Convert to fraction form
    7,403.63/10,217.68 = 4,260.42/x
  3. Step 3: Cross multiply
    7,403.63x = 10,217.68 × 4,260.42
  4. Step 4: Simplify right side
    7,403.63x = 43,531,597.57
  5. Step 5: Solve for x
    x = 43,531,597.57/7,403.63
  6. Step 6: Final answer
    x = 5,879.77

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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.