Home / 3,598.10-5,397.88-1,518.11

Finding the Fourth Proportional to 3,598.10, 5,397.88 and 1,518.11

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Solution

The fourth proportional to 3,598.10, 5,397.88 and 1,518.11 is: 2,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.10 : 5,397.88 = 1,518.11 : x
  2. Step 2: Convert to fraction form
    3,598.10/5,397.88 = 1,518.11/x
  3. Step 3: Cross multiply
    3,598.10x = 5,397.88 × 1,518.11
  4. Step 4: Simplify right side
    3,598.10x = 8,194,571.55
  5. Step 5: Solve for x
    x = 8,194,571.55/3,598.10
  6. Step 6: Final answer
    x = 2,277.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.