Home / 7,190.30-10,788.04-2,510.99

Finding the Fourth Proportional to 7,190.30, 10,788.04 and 2,510.99

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Solution

The fourth proportional to 7,190.30, 10,788.04 and 2,510.99 is: 3,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.30 : 10,788.04 = 2,510.99 : x
  2. Step 2: Convert to fraction form
    7,190.30/10,788.04 = 2,510.99/x
  3. Step 3: Cross multiply
    7,190.30x = 10,788.04 × 2,510.99
  4. Step 4: Simplify right side
    7,190.30x = 27,088,681.25
  5. Step 5: Solve for x
    x = 27,088,681.25/7,190.30
  6. Step 6: Final answer
    x = 3,767.39

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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.