Home / 3,810.85-5,259.74-2,484.68

Finding the Fourth Proportional to 3,810.85, 5,259.74 and 2,484.68

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Solution

The fourth proportional to 3,810.85, 5,259.74 and 2,484.68 is: 3,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.85 : 5,259.74 = 2,484.68 : x
  2. Step 2: Convert to fraction form
    3,810.85/5,259.74 = 2,484.68/x
  3. Step 3: Cross multiply
    3,810.85x = 5,259.74 × 2,484.68
  4. Step 4: Simplify right side
    3,810.85x = 13,068,732.06
  5. Step 5: Solve for x
    x = 13,068,732.06/3,810.85
  6. Step 6: Final answer
    x = 3,429.35

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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.