Home / 7,159.10-10,736.60-2,477.88

Finding the Fourth Proportional to 7,159.10, 10,736.60 and 2,477.88

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Solution

The fourth proportional to 7,159.10, 10,736.60 and 2,477.88 is: 3,716.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.10 : 10,736.60 = 2,477.88 : x
  2. Step 2: Convert to fraction form
    7,159.10/10,736.60 = 2,477.88/x
  3. Step 3: Cross multiply
    7,159.10x = 10,736.60 × 2,477.88
  4. Step 4: Simplify right side
    7,159.10x = 26,603,994.02
  5. Step 5: Solve for x
    x = 26,603,994.02/7,159.10
  6. Step 6: Final answer
    x = 3,716.11

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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.