Home / 4,089.32-6,128.54-2,237.64

Finding the Fourth Proportional to 4,089.32, 6,128.54 and 2,237.64

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Solution

The fourth proportional to 4,089.32, 6,128.54 and 2,237.64 is: 3,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.32 : 6,128.54 = 2,237.64 : x
  2. Step 2: Convert to fraction form
    4,089.32/6,128.54 = 2,237.64/x
  3. Step 3: Cross multiply
    4,089.32x = 6,128.54 × 2,237.64
  4. Step 4: Simplify right side
    4,089.32x = 13,713,466.25
  5. Step 5: Solve for x
    x = 13,713,466.25/4,089.32
  6. Step 6: Final answer
    x = 3,353.48

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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.