Home / 3,329.06-4,592.58-1,931

Finding the Fourth Proportional to 3,329.06, 4,592.58 and 1,931

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Solution

The fourth proportional to 3,329.06, 4,592.58 and 1,931 is: 2,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.06 : 4,592.58 = 1,931 : x
  2. Step 2: Convert to fraction form
    3,329.06/4,592.58 = 1,931/x
  3. Step 3: Cross multiply
    3,329.06x = 4,592.58 × 1,931
  4. Step 4: Simplify right side
    3,329.06x = 8,868,271.98
  5. Step 5: Solve for x
    x = 8,868,271.98/3,329.06
  6. Step 6: Final answer
    x = 2,663.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.