Home / 4,948.89-6,830.10-2,853.03

Finding the Fourth Proportional to 4,948.89, 6,830.10 and 2,853.03

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Solution

The fourth proportional to 4,948.89, 6,830.10 and 2,853.03 is: 3,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.89 : 6,830.10 = 2,853.03 : x
  2. Step 2: Convert to fraction form
    4,948.89/6,830.10 = 2,853.03/x
  3. Step 3: Cross multiply
    4,948.89x = 6,830.10 × 2,853.03
  4. Step 4: Simplify right side
    4,948.89x = 19,486,480.20
  5. Step 5: Solve for x
    x = 19,486,480.20/4,948.89
  6. Step 6: Final answer
    x = 3,937.55

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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.