Home / 4,948.16-6,829.98-2,853.68

Finding the Fourth Proportional to 4,948.16, 6,829.98 and 2,853.68

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Solution

The fourth proportional to 4,948.16, 6,829.98 and 2,853.68 is: 3,938.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.16 : 6,829.98 = 2,853.68 : x
  2. Step 2: Convert to fraction form
    4,948.16/6,829.98 = 2,853.68/x
  3. Step 3: Cross multiply
    4,948.16x = 6,829.98 × 2,853.68
  4. Step 4: Simplify right side
    4,948.16x = 19,490,577.33
  5. Step 5: Solve for x
    x = 19,490,577.33/4,948.16
  6. Step 6: Final answer
    x = 3,938.95

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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.