Home / 3,810.84-5,255.46-2,484.06

Finding the Fourth Proportional to 3,810.84, 5,255.46 and 2,484.06

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Solution

The fourth proportional to 3,810.84, 5,255.46 and 2,484.06 is: 3,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.84 : 5,255.46 = 2,484.06 : x
  2. Step 2: Convert to fraction form
    3,810.84/5,255.46 = 2,484.06/x
  3. Step 3: Cross multiply
    3,810.84x = 5,255.46 × 2,484.06
  4. Step 4: Simplify right side
    3,810.84x = 13,054,877.97
  5. Step 5: Solve for x
    x = 13,054,877.97/3,810.84
  6. Step 6: Final answer
    x = 3,425.72

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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.