Home / 3,045.61-4,564.72-1,289.94

Finding the Fourth Proportional to 3,045.61, 4,564.72 and 1,289.94

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Solution

The fourth proportional to 3,045.61, 4,564.72 and 1,289.94 is: 1,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.61 : 4,564.72 = 1,289.94 : x
  2. Step 2: Convert to fraction form
    3,045.61/4,564.72 = 1,289.94/x
  3. Step 3: Cross multiply
    3,045.61x = 4,564.72 × 1,289.94
  4. Step 4: Simplify right side
    3,045.61x = 5,888,214.92
  5. Step 5: Solve for x
    x = 5,888,214.92/3,045.61
  6. Step 6: Final answer
    x = 1,933.35

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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.