Home / 4,948.21-6,829.31-2,823.74

Finding the Fourth Proportional to 4,948.21, 6,829.31 and 2,823.74

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Solution

The fourth proportional to 4,948.21, 6,829.31 and 2,823.74 is: 3,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.21 : 6,829.31 = 2,823.74 : x
  2. Step 2: Convert to fraction form
    4,948.21/6,829.31 = 2,823.74/x
  3. Step 3: Cross multiply
    4,948.21x = 6,829.31 × 2,823.74
  4. Step 4: Simplify right side
    4,948.21x = 19,284,195.82
  5. Step 5: Solve for x
    x = 19,284,195.82/4,948.21
  6. Step 6: Final answer
    x = 3,897.21

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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.