Home / 4,875.82-7,313.72-1,956.17

Finding the Fourth Proportional to 4,875.82, 7,313.72 and 1,956.17

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Solution

The fourth proportional to 4,875.82, 7,313.72 and 1,956.17 is: 2,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.82 : 7,313.72 = 1,956.17 : x
  2. Step 2: Convert to fraction form
    4,875.82/7,313.72 = 1,956.17/x
  3. Step 3: Cross multiply
    4,875.82x = 7,313.72 × 1,956.17
  4. Step 4: Simplify right side
    4,875.82x = 14,306,888.16
  5. Step 5: Solve for x
    x = 14,306,888.16/4,875.82
  6. Step 6: Final answer
    x = 2,934.25

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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.