Home / 3,049.15-4,575.18-1,405.51

Finding the Fourth Proportional to 3,049.15, 4,575.18 and 1,405.51

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Solution

The fourth proportional to 3,049.15, 4,575.18 and 1,405.51 is: 2,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.15 : 4,575.18 = 1,405.51 : x
  2. Step 2: Convert to fraction form
    3,049.15/4,575.18 = 1,405.51/x
  3. Step 3: Cross multiply
    3,049.15x = 4,575.18 × 1,405.51
  4. Step 4: Simplify right side
    3,049.15x = 6,430,461.24
  5. Step 5: Solve for x
    x = 6,430,461.24/3,049.15
  6. Step 6: Final answer
    x = 2,108.94

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