Home / 4,914.06-6,781.50-3,853.10

Finding the Fourth Proportional to 4,914.06, 6,781.50 and 3,853.10

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Solution

The fourth proportional to 4,914.06, 6,781.50 and 3,853.10 is: 5,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.06 : 6,781.50 = 3,853.10 : x
  2. Step 2: Convert to fraction form
    4,914.06/6,781.50 = 3,853.10/x
  3. Step 3: Cross multiply
    4,914.06x = 6,781.50 × 3,853.10
  4. Step 4: Simplify right side
    4,914.06x = 26,129,763.74
  5. Step 5: Solve for x
    x = 26,129,763.74/4,914.06
  6. Step 6: Final answer
    x = 5,317.35

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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.