Home / 7,328.13-10,994.63-4,872.62

Finding the Fourth Proportional to 7,328.13, 10,994.63 and 4,872.62

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Solution

The fourth proportional to 7,328.13, 10,994.63 and 4,872.62 is: 7,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.13 : 10,994.63 = 4,872.62 : x
  2. Step 2: Convert to fraction form
    7,328.13/10,994.63 = 4,872.62/x
  3. Step 3: Cross multiply
    7,328.13x = 10,994.63 × 4,872.62
  4. Step 4: Simplify right side
    7,328.13x = 53,572,574.69
  5. Step 5: Solve for x
    x = 53,572,574.69/7,328.13
  6. Step 6: Final answer
    x = 7,310.54

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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.