Home / 5,337.60-7,365.73-2,979.69

Finding the Fourth Proportional to 5,337.60, 7,365.73 and 2,979.69

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Solution

The fourth proportional to 5,337.60, 7,365.73 and 2,979.69 is: 4,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.60 : 7,365.73 = 2,979.69 : x
  2. Step 2: Convert to fraction form
    5,337.60/7,365.73 = 2,979.69/x
  3. Step 3: Cross multiply
    5,337.60x = 7,365.73 × 2,979.69
  4. Step 4: Simplify right side
    5,337.60x = 21,947,592.02
  5. Step 5: Solve for x
    x = 21,947,592.02/5,337.60
  6. Step 6: Final answer
    x = 4,111.88

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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.