Home / 3,818.12-5,266.02-2,492.24

Finding the Fourth Proportional to 3,818.12, 5,266.02 and 2,492.24

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Solution

The fourth proportional to 3,818.12, 5,266.02 and 2,492.24 is: 3,437.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.12 : 5,266.02 = 2,492.24 : x
  2. Step 2: Convert to fraction form
    3,818.12/5,266.02 = 2,492.24/x
  3. Step 3: Cross multiply
    3,818.12x = 5,266.02 × 2,492.24
  4. Step 4: Simplify right side
    3,818.12x = 13,124,185.68
  5. Step 5: Solve for x
    x = 13,124,185.68/3,818.12
  6. Step 6: Final answer
    x = 3,437.34

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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.