Home / 7,436.86-11,154.99-3,054.20

Finding the Fourth Proportional to 7,436.86, 11,154.99 and 3,054.20

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Solution

The fourth proportional to 7,436.86, 11,154.99 and 3,054.20 is: 4,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.86 : 11,154.99 = 3,054.20 : x
  2. Step 2: Convert to fraction form
    7,436.86/11,154.99 = 3,054.20/x
  3. Step 3: Cross multiply
    7,436.86x = 11,154.99 × 3,054.20
  4. Step 4: Simplify right side
    7,436.86x = 34,069,583.07
  5. Step 5: Solve for x
    x = 34,069,583.07/7,436.86
  6. Step 6: Final answer
    x = 4,581.18

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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.