Home / 7,900.99-11,852.63-2,356.04

Finding the Fourth Proportional to 7,900.99, 11,852.63 and 2,356.04

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Solution

The fourth proportional to 7,900.99, 11,852.63 and 2,356.04 is: 3,534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.99 : 11,852.63 = 2,356.04 : x
  2. Step 2: Convert to fraction form
    7,900.99/11,852.63 = 2,356.04/x
  3. Step 3: Cross multiply
    7,900.99x = 11,852.63 × 2,356.04
  4. Step 4: Simplify right side
    7,900.99x = 27,925,230.40
  5. Step 5: Solve for x
    x = 27,925,230.40/7,900.99
  6. Step 6: Final answer
    x = 3,534.39

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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.