Home / 3,818.54-5,264.35-2,637.58

Finding the Fourth Proportional to 3,818.54, 5,264.35 and 2,637.58

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Solution

The fourth proportional to 3,818.54, 5,264.35 and 2,637.58 is: 3,636.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.54 : 5,264.35 = 2,637.58 : x
  2. Step 2: Convert to fraction form
    3,818.54/5,264.35 = 2,637.58/x
  3. Step 3: Cross multiply
    3,818.54x = 5,264.35 × 2,637.58
  4. Step 4: Simplify right side
    3,818.54x = 13,885,144.27
  5. Step 5: Solve for x
    x = 13,885,144.27/3,818.54
  6. Step 6: Final answer
    x = 3,636.24

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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.