Home / 4,629.56-6,387.72-2,740.19

Finding the Fourth Proportional to 4,629.56, 6,387.72 and 2,740.19

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Solution

The fourth proportional to 4,629.56, 6,387.72 and 2,740.19 is: 3,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629.56 : 6,387.72 = 2,740.19 : x
  2. Step 2: Convert to fraction form
    4,629.56/6,387.72 = 2,740.19/x
  3. Step 3: Cross multiply
    4,629.56x = 6,387.72 × 2,740.19
  4. Step 4: Simplify right side
    4,629.56x = 17,503,566.47
  5. Step 5: Solve for x
    x = 17,503,566.47/4,629.56
  6. Step 6: Final answer
    x = 3,780.83

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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.