Home / 7,403.07-10,215.90-4,046.03

Finding the Fourth Proportional to 7,403.07, 10,215.90 and 4,046.03

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Solution

The fourth proportional to 7,403.07, 10,215.90 and 4,046.03 is: 5,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.07 : 10,215.90 = 4,046.03 : x
  2. Step 2: Convert to fraction form
    7,403.07/10,215.90 = 4,046.03/x
  3. Step 3: Cross multiply
    7,403.07x = 10,215.90 × 4,046.03
  4. Step 4: Simplify right side
    7,403.07x = 41,333,786.80
  5. Step 5: Solve for x
    x = 41,333,786.80/7,403.07
  6. Step 6: Final answer
    x = 5,583.33

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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.