Home / 3,534.21-5,303.85-2,849.15

Finding the Fourth Proportional to 3,534.21, 5,303.85 and 2,849.15

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Solution

The fourth proportional to 3,534.21, 5,303.85 and 2,849.15 is: 4,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.21 : 5,303.85 = 2,849.15 : x
  2. Step 2: Convert to fraction form
    3,534.21/5,303.85 = 2,849.15/x
  3. Step 3: Cross multiply
    3,534.21x = 5,303.85 × 2,849.15
  4. Step 4: Simplify right side
    3,534.21x = 15,111,466.80
  5. Step 5: Solve for x
    x = 15,111,466.80/3,534.21
  6. Step 6: Final answer
    x = 4,275.77

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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.