Home / 3,816.60-5,722.36-1,624.72

Finding the Fourth Proportional to 3,816.60, 5,722.36 and 1,624.72

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Solution

The fourth proportional to 3,816.60, 5,722.36 and 1,624.72 is: 2,436.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.60 : 5,722.36 = 1,624.72 : x
  2. Step 2: Convert to fraction form
    3,816.60/5,722.36 = 1,624.72/x
  3. Step 3: Cross multiply
    3,816.60x = 5,722.36 × 1,624.72
  4. Step 4: Simplify right side
    3,816.60x = 9,297,232.74
  5. Step 5: Solve for x
    x = 9,297,232.74/3,816.60
  6. Step 6: Final answer
    x = 2,436.00

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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.