Home / 3,818.29-5,263.05-2,697.43

Finding the Fourth Proportional to 3,818.29, 5,263.05 and 2,697.43

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Solution

The fourth proportional to 3,818.29, 5,263.05 and 2,697.43 is: 3,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.29 : 5,263.05 = 2,697.43 : x
  2. Step 2: Convert to fraction form
    3,818.29/5,263.05 = 2,697.43/x
  3. Step 3: Cross multiply
    3,818.29x = 5,263.05 × 2,697.43
  4. Step 4: Simplify right side
    3,818.29x = 14,196,708.96
  5. Step 5: Solve for x
    x = 14,196,708.96/3,818.29
  6. Step 6: Final answer
    x = 3,718.08

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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.