Home / 7,007.52-10,518.72-2,850.24

Finding the Fourth Proportional to 7,007.52, 10,518.72 and 2,850.24

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Solution

The fourth proportional to 7,007.52, 10,518.72 and 2,850.24 is: 4,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.52 : 10,518.72 = 2,850.24 : x
  2. Step 2: Convert to fraction form
    7,007.52/10,518.72 = 2,850.24/x
  3. Step 3: Cross multiply
    7,007.52x = 10,518.72 × 2,850.24
  4. Step 4: Simplify right side
    7,007.52x = 29,980,876.49
  5. Step 5: Solve for x
    x = 29,980,876.49/7,007.52
  6. Step 6: Final answer
    x = 4,278.39

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1.5x scale

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.