Home / 4,437.62-6,656.44-2,128.58

Finding the Fourth Proportional to 4,437.62, 6,656.44 and 2,128.58

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Solution

The fourth proportional to 4,437.62, 6,656.44 and 2,128.58 is: 3,192.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.62 : 6,656.44 = 2,128.58 : x
  2. Step 2: Convert to fraction form
    4,437.62/6,656.44 = 2,128.58/x
  3. Step 3: Cross multiply
    4,437.62x = 6,656.44 × 2,128.58
  4. Step 4: Simplify right side
    4,437.62x = 14,168,765.06
  5. Step 5: Solve for x
    x = 14,168,765.06/4,437.62
  6. Step 6: Final answer
    x = 3,192.87

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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.