Home / 3,103.02-4,655.10-1,023.11

Finding the Fourth Proportional to 3,103.02, 4,655.10 and 1,023.11

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Solution

The fourth proportional to 3,103.02, 4,655.10 and 1,023.11 is: 1,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.02 : 4,655.10 = 1,023.11 : x
  2. Step 2: Convert to fraction form
    3,103.02/4,655.10 = 1,023.11/x
  3. Step 3: Cross multiply
    3,103.02x = 4,655.10 × 1,023.11
  4. Step 4: Simplify right side
    3,103.02x = 4,762,679.36
  5. Step 5: Solve for x
    x = 4,762,679.36/3,103.02
  6. Step 6: Final answer
    x = 1,534.85

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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.