Home / 2,212.93-3,053.44-1,624.87

Finding the Fourth Proportional to 2,212.93, 3,053.44 and 1,624.87

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Solution

The fourth proportional to 2,212.93, 3,053.44 and 1,624.87 is: 2,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.93 : 3,053.44 = 1,624.87 : x
  2. Step 2: Convert to fraction form
    2,212.93/3,053.44 = 1,624.87/x
  3. Step 3: Cross multiply
    2,212.93x = 3,053.44 × 1,624.87
  4. Step 4: Simplify right side
    2,212.93x = 4,961,443.05
  5. Step 5: Solve for x
    x = 4,961,443.05/2,212.93
  6. Step 6: Final answer
    x = 2,242.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.