Home / 5,337.44-8,005.44-1,639.35

Finding the Fourth Proportional to 5,337.44, 8,005.44 and 1,639.35

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Solution

The fourth proportional to 5,337.44, 8,005.44 and 1,639.35 is: 2,458.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.44 : 8,005.44 = 1,639.35 : x
  2. Step 2: Convert to fraction form
    5,337.44/8,005.44 = 1,639.35/x
  3. Step 3: Cross multiply
    5,337.44x = 8,005.44 × 1,639.35
  4. Step 4: Simplify right side
    5,337.44x = 13,123,718.06
  5. Step 5: Solve for x
    x = 13,123,718.06/5,337.44
  6. Step 6: Final answer
    x = 2,458.81

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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.