Home / 5,335.08-7,362.36-2,977.62

Finding the Fourth Proportional to 5,335.08, 7,362.36 and 2,977.62

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Solution

The fourth proportional to 5,335.08, 7,362.36 and 2,977.62 is: 4,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.08 : 7,362.36 = 2,977.62 : x
  2. Step 2: Convert to fraction form
    5,335.08/7,362.36 = 2,977.62/x
  3. Step 3: Cross multiply
    5,335.08x = 7,362.36 × 2,977.62
  4. Step 4: Simplify right side
    5,335.08x = 21,922,310.38
  5. Step 5: Solve for x
    x = 21,922,310.38/5,335.08
  6. Step 6: Final answer
    x = 4,109.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.