Home / 3,153.03-4,349.87-1,876.65

Finding the Fourth Proportional to 3,153.03, 4,349.87 and 1,876.65

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Solution

The fourth proportional to 3,153.03, 4,349.87 and 1,876.65 is: 2,588.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.03 : 4,349.87 = 1,876.65 : x
  2. Step 2: Convert to fraction form
    3,153.03/4,349.87 = 1,876.65/x
  3. Step 3: Cross multiply
    3,153.03x = 4,349.87 × 1,876.65
  4. Step 4: Simplify right side
    3,153.03x = 8,163,152.40
  5. Step 5: Solve for x
    x = 8,163,152.40/3,153.03
  6. Step 6: Final answer
    x = 2,588.99

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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.