Home / 5,924.40-8,886.60-3,721.20

Finding the Fourth Proportional to 5,924.40, 8,886.60 and 3,721.20

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Solution

The fourth proportional to 5,924.40, 8,886.60 and 3,721.20 is: 5,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,924.40 : 8,886.60 = 3,721.20 : x
  2. Step 2: Convert to fraction form
    5,924.40/8,886.60 = 3,721.20/x
  3. Step 3: Cross multiply
    5,924.40x = 8,886.60 × 3,721.20
  4. Step 4: Simplify right side
    5,924.40x = 33,068,815.92
  5. Step 5: Solve for x
    x = 33,068,815.92/5,924.40
  6. Step 6: Final answer
    x = 5,581.80

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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.