Home / 5,320.94-7,342.80-2,963.04

Finding the Fourth Proportional to 5,320.94, 7,342.80 and 2,963.04

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Solution

The fourth proportional to 5,320.94, 7,342.80 and 2,963.04 is: 4,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.94 : 7,342.80 = 2,963.04 : x
  2. Step 2: Convert to fraction form
    5,320.94/7,342.80 = 2,963.04/x
  3. Step 3: Cross multiply
    5,320.94x = 7,342.80 × 2,963.04
  4. Step 4: Simplify right side
    5,320.94x = 21,757,010.11
  5. Step 5: Solve for x
    x = 21,757,010.11/5,320.94
  6. Step 6: Final answer
    x = 4,088.94

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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.