Home / 4,876.12-7,313.55-2,875.96

Finding the Fourth Proportional to 4,876.12, 7,313.55 and 2,875.96

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Solution

The fourth proportional to 4,876.12, 7,313.55 and 2,875.96 is: 4,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.12 : 7,313.55 = 2,875.96 : x
  2. Step 2: Convert to fraction form
    4,876.12/7,313.55 = 2,875.96/x
  3. Step 3: Cross multiply
    4,876.12x = 7,313.55 × 2,875.96
  4. Step 4: Simplify right side
    4,876.12x = 21,033,477.26
  5. Step 5: Solve for x
    x = 21,033,477.26/4,876.12
  6. Step 6: Final answer
    x = 4,313.57

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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.