Home / 5,313.33-7,972.47-2,390.04

Finding the Fourth Proportional to 5,313.33, 7,972.47 and 2,390.04

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Solution

The fourth proportional to 5,313.33, 7,972.47 and 2,390.04 is: 3,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.33 : 7,972.47 = 2,390.04 : x
  2. Step 2: Convert to fraction form
    5,313.33/7,972.47 = 2,390.04/x
  3. Step 3: Cross multiply
    5,313.33x = 7,972.47 × 2,390.04
  4. Step 4: Simplify right side
    5,313.33x = 19,054,522.20
  5. Step 5: Solve for x
    x = 19,054,522.20/5,313.33
  6. Step 6: Final answer
    x = 3,586.17

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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.