Home / 4,955.82-7,425.84-2,615.74

Finding the Fourth Proportional to 4,955.82, 7,425.84 and 2,615.74

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Solution

The fourth proportional to 4,955.82, 7,425.84 and 2,615.74 is: 3,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.82 : 7,425.84 = 2,615.74 : x
  2. Step 2: Convert to fraction form
    4,955.82/7,425.84 = 2,615.74/x
  3. Step 3: Cross multiply
    4,955.82x = 7,425.84 × 2,615.74
  4. Step 4: Simplify right side
    4,955.82x = 19,424,066.72
  5. Step 5: Solve for x
    x = 19,424,066.72/4,955.82
  6. Step 6: Final answer
    x = 3,919.45

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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.