Home / 3,045.21-4,567.86-1,097.61

Finding the Fourth Proportional to 3,045.21, 4,567.86 and 1,097.61

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Solution

The fourth proportional to 3,045.21, 4,567.86 and 1,097.61 is: 1,646.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.21 : 4,567.86 = 1,097.61 : x
  2. Step 2: Convert to fraction form
    3,045.21/4,567.86 = 1,097.61/x
  3. Step 3: Cross multiply
    3,045.21x = 4,567.86 × 1,097.61
  4. Step 4: Simplify right side
    3,045.21x = 5,013,728.81
  5. Step 5: Solve for x
    x = 5,013,728.81/3,045.21
  6. Step 6: Final answer
    x = 1,646.43

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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.