Home / 7,005.05-10,507.38-2,844.95

Finding the Fourth Proportional to 7,005.05, 10,507.38 and 2,844.95

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Solution

The fourth proportional to 7,005.05, 10,507.38 and 2,844.95 is: 4,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.05 : 10,507.38 = 2,844.95 : x
  2. Step 2: Convert to fraction form
    7,005.05/10,507.38 = 2,844.95/x
  3. Step 3: Cross multiply
    7,005.05x = 10,507.38 × 2,844.95
  4. Step 4: Simplify right side
    7,005.05x = 29,892,970.73
  5. Step 5: Solve for x
    x = 29,892,970.73/7,005.05
  6. Step 6: Final answer
    x = 4,267.35

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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.