Home / 4,901.58-7,352.34-1,979.84

Finding the Fourth Proportional to 4,901.58, 7,352.34 and 1,979.84

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Solution

The fourth proportional to 4,901.58, 7,352.34 and 1,979.84 is: 2,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.58 : 7,352.34 = 1,979.84 : x
  2. Step 2: Convert to fraction form
    4,901.58/7,352.34 = 1,979.84/x
  3. Step 3: Cross multiply
    4,901.58x = 7,352.34 × 1,979.84
  4. Step 4: Simplify right side
    4,901.58x = 14,556,467.78
  5. Step 5: Solve for x
    x = 14,556,467.78/4,901.58
  6. Step 6: Final answer
    x = 2,969.75

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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.