Home / 7,265.09-10,024.97-4,078.55

Finding the Fourth Proportional to 7,265.09, 10,024.97 and 4,078.55

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Solution

The fourth proportional to 7,265.09, 10,024.97 and 4,078.55 is: 5,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.09 : 10,024.97 = 4,078.55 : x
  2. Step 2: Convert to fraction form
    7,265.09/10,024.97 = 4,078.55/x
  3. Step 3: Cross multiply
    7,265.09x = 10,024.97 × 4,078.55
  4. Step 4: Simplify right side
    7,265.09x = 40,887,346.06
  5. Step 5: Solve for x
    x = 40,887,346.06/7,265.09
  6. Step 6: Final answer
    x = 5,627.92

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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.