Home / 5,335.59-7,362.38-2,977.28

Finding the Fourth Proportional to 5,335.59, 7,362.38 and 2,977.28

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Solution

The fourth proportional to 5,335.59, 7,362.38 and 2,977.28 is: 4,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.59 : 7,362.38 = 2,977.28 : x
  2. Step 2: Convert to fraction form
    5,335.59/7,362.38 = 2,977.28/x
  3. Step 3: Cross multiply
    5,335.59x = 7,362.38 × 2,977.28
  4. Step 4: Simplify right side
    5,335.59x = 21,919,815.03
  5. Step 5: Solve for x
    x = 21,919,815.03/5,335.59
  6. Step 6: Final answer
    x = 4,108.23

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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.